Deep-drawing

Industry

CPC
B21D22/20

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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B21Mechanical metalworking B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING METAL B21D22/00Shaping without cutting, by stamping, spinning, or deep-drawing

Current Industry

B21D22/20Deep-drawing

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Method of manufacturing press-formed product and press line
- Patent number 12,220,737
- Issue date Feb 11, 2025
- Nippon Steel Corporation
- Ryuichi Nishimura
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Press-formed article, press-forming method, and press-forming appar...
- Patent number 12,202,025
- Issue date Jan 21, 2025
- Nippon Steel Corporation
- Yasuharu Tanaka
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method for manufacturing pressed component, metal sheet for press f...
- Patent number 12,194,523
- Issue date Jan 14, 2025
- JFE Steel Corporation
- Hiroyuki Tanaka
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Devices and methods configured to manipulate friction between a wor...
- Patent number 12,179,248
- Issue date Dec 31, 2024
- Novelis Inc.
- Winfried Wilhelm Kiefer
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method for manufacturing hot-press-formed article, and hot-press-fo...
- Patent number 12,162,057
- Issue date Dec 10, 2024
- Nippon Steel Corporation
- Soshi Fujita
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Pouch-shaped case forming apparatus and method of manufacturing pou...
- Patent number 12,136,736
- Issue date Nov 5, 2024
- LG ENERGY SOLUTION, LTD.
- Tae Yoon Kong
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Workpiece transport unit, hot pressing equipment, workpiece transpo...
- Patent number 12,134,118
- Issue date Nov 5, 2024
- Nippon Steel Corporation
- Naruhiko Nomura
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Vehicle body structure
- Patent number 12,116,043
- Issue date Oct 15, 2024
- Nippon Steel Corporation
- Masahiko Abe
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method of manufacturing cylindrical battery case having reduced sur...
- Patent number 12,091,725
- Issue date Sep 17, 2024
- LG ENERGY SOLUTION, LTD.
- Kwang Su Hwang Bo
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Hot-press molding method and hot-press molded product
- Patent number 12,091,726
- Issue date Sep 17, 2024
- Toyota Jidosha Kabushiki Kaisha
- Eiichi Ota
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Press-forming apparatus
- Patent number 12,076,774
- Issue date Sep 3, 2024
- PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
- Hideaki Hamada
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method for forming a sheet blank as a workpiece in a forming tool
- Patent number 12,064,800
- Issue date Aug 20, 2024
- HODFORMING GMBH
- Peter Amborn
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Shaping tool, method for producing an edge on a component, and meth...
- Patent number 12,053,813
- Issue date Aug 6, 2024
- Bayerische Motoren Werke Aktiengesellschaft
- Stephan Knoche
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Shell member for accumulator, method of producing the same, accumul...
- Patent number 12,018,704
- Issue date Jun 25, 2024
- NHK Spring Co., Ltd.
- Hiroshi Mizukami
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method for producing shrink-fitted member
- Patent number 12,005,535
- Issue date Jun 11, 2024
- NGK Insulators, Ltd.
- Fumitaka Takeuchi
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Press forming method
- Patent number 11,998,968
- Issue date Jun 4, 2024
- JFE Steel Corporation
- Satoshi Sumikawa
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method for producing a sheet metal component
- Patent number 11,993,824
- Issue date May 28, 2024
- Bayerische Motoren Werke Aktiengesellschaft
- Martin Kerscher
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Blank and component
- Patent number 11,951,520
- Issue date Apr 9, 2024
- Nippon Steel Corporation
- Soma Sonobe
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Method for identifying variation factor portion of springback amount
- Patent number 11,911,816
- Issue date Feb 27, 2024
- JFE Steel Corporation
- Masaki Urabe
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Modification of a deep-drawing sheet blank for electric resistance...
- Patent number 11,904,373
- Issue date Feb 20, 2024
- Zapadoceska Univerzita V Plzni
- Bohuslav Masek
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Shifting a forming limit curve based on zero friction analysis
- Patent number 11,886,778
- Issue date Jan 30, 2024
- Magna International Inc.
- Thomas James Oetjens
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Hot stamped component
- Patent number 11,878,488
- Issue date Jan 23, 2024
- Nippon Steel Corporation
- Akihiro Sengoku
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Plated steel sheet for hot stamping
- Patent number 11,866,828
- Issue date Jan 9, 2024
- Nippon Steel Corporation
- Hiroshi Takebayashi
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Shaped boron tubular structure support
- Patent number 11,866,799
- Issue date Jan 9, 2024
- L&W Engineering
- Dean Richardson
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Container, and selectively formed cup, tooling and associated metho...
- Patent number 11,826,809
- Issue date Nov 28, 2023
- Stolle Machinery Company, LLC
- Aaron E. Carstens
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Plated steel material
- Patent number 11,807,940
- Issue date Nov 7, 2023
- Nippon Steel Corporation
- Takuya Mitsunobu
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Press-formed article, press-forming method, and press-forming appar...
- Patent number 11,806,773
- Issue date Nov 7, 2023
- Nippon Steel Corporation
- Yasuharu Tanaka
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Container, and selectively formed cup, tooling and associated metho...
- Patent number 11,731,186
- Issue date Aug 22, 2023
- Stolle Machinery Company, LLC
- Aaron E. Carstens
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Flexible container coating compositions
- Patent number 11,702,562
- Issue date Jul 18, 2023
- PPG Industries Ohio, Inc.
- Huy Lai
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Sheet metal member forming method and sheet metal member forming de...
- Patent number 11,667,092
- Issue date Jun 6, 2023
- Toray Engineering Co., Ltd.
- Takashi Iwade
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
Pouch-Shaped Case Forming Apparatus and Method of Manufacturing Pou...
- Publication number 20250046917
- Publication date Feb 6, 2025
- LG ENERGY SOLUTION, LTD.
- Tae Yoon Kong
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
METALLIC BEVERAGE CONTAINERS WITH CORROSION INHIBITORS AND METHODS...
- Publication number 20250033832
- Publication date Jan 30, 2025
- Ball Corporation
- Scott K. Brendecke
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
METHOD FOR FORMING A SHEET BLANK AS A WORKPIECE IN A FORMING TOOL
- Publication number 20250018453
- Publication date Jan 16, 2025
- Peter AMBORN
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
METHOD TO OPERATE A HYDRAULIC PRESS FOR METAL SHEET FORMING
- Publication number 20250018454
- Publication date Jan 16, 2025
- IMPRESSION TECHNOLOGIES LIMITED
- George J.S. Adam
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
METHOD FOR PRODUCING A LEAD-CONTAINING PLATE FOR A BATTERY HAVING A...
- Publication number 20250015306
- Publication date Jan 9, 2025
- H. FOLKE SANDELIN AB
- Joachim SEITZ
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Cylindrical Battery Case Having Reduced Surface Roughness
- Publication number 20240417821
- Publication date Dec 19, 2024
- LG ENERGY SOLUTION, LTD.
- Kwang Su Hwang Bo
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
SHAPE CHECKING DEVICE FOR BENDING MATERIAL AND CONTINUOUS FORMING M...
- Publication number 20240351083
- Publication date Oct 24, 2024
- POSCO CO., LTD.
- Jae-Wook Lee
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Impact Hydroforming Mold and Impact Hydroforming Method with Integr...
- Publication number 20240351087
- Publication date Oct 24, 2024
- Institute of Metal Reseach Chinese Academy of Sciences
- Yong XU
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
DEEP-DRAWING DEVICE TO PREVENT WRINKLING DEFECTS IN THE PRODUCTION...
- Publication number 20240316611
- Publication date Sep 26, 2024
- Dätwyler Schweiz AG
- Pavel HORA
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Progressive Press Metal Mold
- Publication number 20240226984
- Publication date Jul 11, 2024
- KABUSHIKI KAISHA F.C.C.
- Michiharu YONEZAWA
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
METHOD FOR MANUFACTURING A CAPSULE MADE OF ALUMINUM FOR SMALL TUBES...
- Publication number 20240216976
- Publication date Jul 4, 2024
- D.B.N. TUBETTI S.R.L.
- Maurizio MATTIOLI
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
FORMED ARTICLE PRODUCTION METHOD, BLANK, AND POLYGONAL TUBE DEEP DR...
- Publication number 20240139794
- Publication date May 2, 2024
- JFE STEEL CORPORATION
- Kinya Nakagawa
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
PRESS FORMING DEVICE AND PRESS FORMING METHOD
- Publication number 20240109115
- Publication date Apr 4, 2024
- Honda Motor Co., Ltd.
- Naosuke Kageyama
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
MICROCRACK-REDUCED, HOT PRESS-FORMED ARTICLE, AND METHOD FOR MANUFA...
- Publication number 20240082902
- Publication date Mar 14, 2024
- POSCO CO., LTD.
- Hyeon-Seok HWANG
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
MANUFACTURING METHOD OF RECTANGULAR BATTERY CAN
- Publication number 20240066580
- Publication date Feb 29, 2024
- Daiwa Can Company
- Minoru FUKUNAGA
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
METHOD FOR MANUFACTURING TWO-PIECE CAN, CAN BODY, AND METAL PLATE
- Publication number 20240042508
- Publication date Feb 8, 2024
- DAIWA CAN COMPANY
- Minoru Fukunaga
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
HOT-PRESS MOLDING APPARATUS, AUTOMOTIVE BODY COMPONENT, HOT-PRESS...
- Publication number 20240033802
- Publication date Feb 1, 2024
- G-TEKT CORPORATION
- Satoshi TAKAHASHI
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
MANUFACTURING DEVICE OF ROOF PANEL FOR VEHICLES
- Publication number 20240024941
- Publication date Jan 25, 2024
- Hyundai Motor Company
- JeongHee CHO
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
PRESS-FORMED ARTICLE, PRESS-FORMING METHOD, AND PRESS-FORMING APPAR...
- Publication number 20230415216
- Publication date Dec 28, 2023
- NIPPON STEEL CORPORATION
- Yasuharu TANAKA
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
BLOWER HOUSING FOR AIR CONDITIONING SYSTEM
- Publication number 20230408140
- Publication date Dec 21, 2023
- Carrier Corporation
- Mark Rau
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
MANUFACTURING METHOD OF PRESS-FORMED ARTICLE AND PRESS LINE
- Publication number 20230381848
- Publication date Nov 30, 2023
- NIPPON STEEL CORPORATION
- Minoru SUGAWARA
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
METHOD OF MANUFACTURING PRESS-FORMED PRODUCT, APPARATUS FOR TRANSPO...
- Publication number 20230356283
- Publication date Nov 9, 2023
- NIPPON STEEL CORPORATION
- Toshiya SUZUKI
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
SUSCEPTOR AND METHOD FOR THE MANUFACTURE THEREOF
- Publication number 20230337337
- Publication date Oct 19, 2023
- Philip Morris Products S.A.
- Frederic Ulysse Buehler
- A24 - TOBACCO CIGARS CIGARETTES SMOKERS' REQUISITES
Information Patent Application
METHOD FOR PRODUCING SHRINK-FITTED MEMBER
- Publication number 20230321770
- Publication date Oct 12, 2023
- NGK Insulators, Ltd.
- Fumitaka TAKEUCHI
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
DIE AND HOT PRESS FORMING APPARATUS
- Publication number 20230311191
- Publication date Oct 5, 2023
- G-TEKT CORPORATION
- Hiroki ITOI
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Flexible Container Coating Compositions
- Publication number 20230272240
- Publication date Aug 31, 2023
- PPG INDUSTRIES OHIO, INC.
- Huy Lai
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
CONTROLLED THERMAL COEFFICIENT PRODUCT SYSTEM AND METHOD
- Publication number 20230250504
- Publication date Aug 10, 2023
- THE TEXAS A&M UNIVERSITY SYSTEM
- James Alan Monroe
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
WORKPIECE PRODUCTION APPARATUS
- Publication number 20230249239
- Publication date Aug 10, 2023
- TOYOTA BOSHOKU KABUSHIKI KAISHA
- Kazuyuki HIRATA
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
PRESS-FIT STRUCTURE AND PRESS-FIT METHOD THEREOF
- Publication number 20230193934
- Publication date Jun 22, 2023
- DTECH PRECISION INDUSTRIES CO., LTD.
- TING-JUI WANG
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Apparatus and Method for Deep Drawing of Large-sized Thin-wall Curv...
- Publication number 20230173567
- Publication date Jun 8, 2023
- HARBIN INSTITUTE OF TECHNOLOGY
- Shijian YUAN
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Deep-drawing

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Method of manufacturing press-formed product and press line

Press-formed article, press-forming method, and press-forming appar...

Method for manufacturing pressed component, metal sheet for press f...

Devices and methods configured to manipulate friction between a wor...

Method for manufacturing hot-press-formed article, and hot-press-fo...

Pouch-shaped case forming apparatus and method of manufacturing pou...

Workpiece transport unit, hot pressing equipment, workpiece transpo...

Vehicle body structure

Method of manufacturing cylindrical battery case having reduced sur...

Hot-press molding method and hot-press molded product

Press-forming apparatus

Method for forming a sheet blank as a workpiece in a forming tool

Shaping tool, method for producing an edge on a component, and meth...

Shell member for accumulator, method of producing the same, accumul...

Method for producing shrink-fitted member

Press forming method

Method for producing a sheet metal component

Blank and component

Method for identifying variation factor portion of springback amount

Modification of a deep-drawing sheet blank for electric resistance...

Shifting a forming limit curve based on zero friction analysis

Hot stamped component

Plated steel sheet for hot stamping

Shaped boron tubular structure support

Container, and selectively formed cup, tooling and associated metho...

Plated steel material

Press-formed article, press-forming method, and press-forming appar...

Container, and selectively formed cup, tooling and associated metho...

Flexible container coating compositions

Sheet metal member forming method and sheet metal member forming de...

Patents Applicationslast 30 patents

Pouch-Shaped Case Forming Apparatus and Method of Manufacturing Pou...

METALLIC BEVERAGE CONTAINERS WITH CORROSION INHIBITORS AND METHODS...

METHOD FOR FORMING A SHEET BLANK AS A WORKPIECE IN A FORMING TOOL

METHOD TO OPERATE A HYDRAULIC PRESS FOR METAL SHEET FORMING

METHOD FOR PRODUCING A LEAD-CONTAINING PLATE FOR A BATTERY HAVING A...

Cylindrical Battery Case Having Reduced Surface Roughness

SHAPE CHECKING DEVICE FOR BENDING MATERIAL AND CONTINUOUS FORMING M...

Impact Hydroforming Mold and Impact Hydroforming Method with Integr...

DEEP-DRAWING DEVICE TO PREVENT WRINKLING DEFECTS IN THE PRODUCTION...

Progressive Press Metal Mold

METHOD FOR MANUFACTURING A CAPSULE MADE OF ALUMINUM FOR SMALL TUBES...

FORMED ARTICLE PRODUCTION METHOD, BLANK, AND POLYGONAL TUBE DEEP DR...

PRESS FORMING DEVICE AND PRESS FORMING METHOD

MICROCRACK-REDUCED, HOT PRESS-FORMED ARTICLE, AND METHOD FOR MANUFA...

MANUFACTURING METHOD OF RECTANGULAR BATTERY CAN

METHOD FOR MANUFACTURING TWO-PIECE CAN, CAN BODY, AND METAL PLATE

HOT-PRESS MOLDING APPARATUS, AUTOMOTIVE BODY COMPONENT, HOT-PRESS...

MANUFACTURING DEVICE OF ROOF PANEL FOR VEHICLES

PRESS-FORMED ARTICLE, PRESS-FORMING METHOD, AND PRESS-FORMING APPAR...

BLOWER HOUSING FOR AIR CONDITIONING SYSTEM

MANUFACTURING METHOD OF PRESS-FORMED ARTICLE AND PRESS LINE

METHOD OF MANUFACTURING PRESS-FORMED PRODUCT, APPARATUS FOR TRANSPO...

SUSCEPTOR AND METHOD FOR THE MANUFACTURE THEREOF

METHOD FOR PRODUCING SHRINK-FITTED MEMBER

DIE AND HOT PRESS FORMING APPARATUS

Flexible Container Coating Compositions

CONTROLLED THERMAL COEFFICIENT PRODUCT SYSTEM AND METHOD

WORKPIECE PRODUCTION APPARATUS

PRESS-FIT STRUCTURE AND PRESS-FIT METHOD THEREOF

Apparatus and Method for Deep Drawing of Large-sized Thin-wall Curv...