Naoki Hirakawa

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Battery armoring stainless steel foil, and method of producing same
- Patent number 10,903,461
- Issue date Jan 26, 2021
- Nisshin Steel Co., Ltd.
- Daichi Ueda
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Battery armoring stainless steel foil, and method of producing same
- Patent number 10,087,498
- Issue date Oct 2, 2018
- Nisshin Steel Co., Ltd.
- Daichi Ueda
- C21 - METALLURGY OF IRON
Information Patent Grant
Conductive rubber member
- Patent number 8,900,107
- Issue date Dec 2, 2014
- Synztec Co., Ltd.
- Shinji Motokawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
High-strength stainless steel material and production process of th...
- Patent number 8,273,191
- Issue date Sep 25, 2012
- Nisshin Steel Co., Ltd.
- Naoki Hirakawa
- C21 - METALLURGY OF IRON
Information Patent Grant
Conductive roll and method for producing same
- Patent number 8,163,389
- Issue date Apr 24, 2012
- Synztec Co., Ltd.
- Naoki Hirakawa
- B32 - LAYERED PRODUCTS
Information Patent Grant
Method and apparatus for performing surface treatment of rubber member
- Patent number 8,105,653
- Issue date Jan 31, 2012
- Synztec Co., Ltd.
- Naoki Hirakawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Conductive rubber member
- Patent number 8,090,295
- Issue date Jan 3, 2012
- Synztec Co., Ltd.
- Shinji Motokawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Conductive rubber member
- Patent number 8,066,626
- Issue date Nov 29, 2011
- Synztec Co., Ltd.
- Naoki Hirakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Foamed rubber member
- Patent number 7,973,093
- Issue date Jul 5, 2011
- Synztec Co., Ltd.
- Gouki Sasagawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Conductive rubber member
- Patent number 7,875,331
- Issue date Jan 25, 2011
- Synztec Co., Ltd.
- Naoki Hirakawa
- B32 - LAYERED PRODUCTS
Information Patent Grant
Conductive roller and inspection method therefor
- Patent number 7,744,515
- Issue date Jun 29, 2010
- Synztec Co., Ltd.
- Makoto Iwamura
- B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information Patent Grant
Conductive rubber member
- Patent number 7,638,196
- Issue date Dec 29, 2009
- Synztec Co., Ltd.
- Naoki Hirakawa
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC

Patents Applicationslast 30 patents

Information Patent Application
AUSTENITE STAINLESS STEEL MATERIAL, METHOD FOR PRODUCING SAME, AND...
- Publication number 20240254608
- Publication date Aug 1, 2024
- NIPPON STEEL STAINLESS STEEL CORPORATION
- Seiichi ISOZAKI
- C21 - METALLURGY OF IRON
Information Patent Application
AUSTENITE STAINLESS STEEL MATERIAL, METHOD FOR PRODUCING SAME, AND...
- Publication number 20230399728
- Publication date Dec 14, 2023
- NIPPON STEEL STAINLESS STEEL CORPORATION
- Masaya TANAKA
- C21 - METALLURGY OF IRON
Information Patent Application
AUSTENITE STAINLESS STEEL MATERIAL, METHOD FOR PRODUCING SAME, AND...
- Publication number 20230250522
- Publication date Aug 10, 2023
- NIPPON STEEL STAINLESS STEEL CORPORATION
- Naoki HIRAKAWA
- C21 - METALLURGY OF IRON
Information Patent Application
STAINLESS STEEL FOIL FOR BATTERY OUTER PACKAGING
- Publication number 20180166661
- Publication date Jun 14, 2018
- NISSHIN STEEL CO., LTD.
- Daichi Ueda
- C21 - METALLURGY OF IRON
Information Patent Application
STAINLESS STEEL FOIL FOR BATTERY OUTER PACKAGING
- Publication number 20180127843
- Publication date May 10, 2018
- NISSHIN STEEL CO., LTD.
- Daichi Ueda
- B32 - LAYERED PRODUCTS
Information Patent Application
HIGH-STRENGTH STAINLESS STEEL MATERIAL AND PRODUCTION PROCESS OF TH...
- Publication number 20100282372
- Publication date Nov 11, 2010
- NISSHIN STEEL CO., LTD.
- Naoki Hirakawa
- C21 - METALLURGY OF IRON
Information Patent Application
CONDUCTIVE RUBBER MEMBER
- Publication number 20100222193
- Publication date Sep 2, 2010
- SYNZTEC CO., LTD.
- Shinji Motokawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
FOAMED RUBBER MEMBER
- Publication number 20100036005
- Publication date Feb 11, 2010
- SYNZTEC CO., LTD.
- Gouki SASAGAWA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
METHOD AND APPARATUS FOR PERFORMING SURFACE TREATMENT OF RUBBER MEMBER
- Publication number 20090092758
- Publication date Apr 9, 2009
- SYNZTEC CO., LTD.
- Naoki Hirakawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
CONDUCTIVE RUBBER MEMBER
- Publication number 20090087220
- Publication date Apr 2, 2009
- SYNZTEC CO., LTD.
- Naoki Hirakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
CONDUCTIVE RUBBER MEMBER
- Publication number 20080247778
- Publication date Oct 9, 2008
- SYNZTEC CO., LTD.
- Shinji MOTOKAWA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Naoki Hirakawa

Person

Patents Grantslast 30 patents

Battery armoring stainless steel foil, and method of producing same

Battery armoring stainless steel foil, and method of producing same

Conductive rubber member

High-strength stainless steel material and production process of th...

Conductive roll and method for producing same

Method and apparatus for performing surface treatment of rubber member

Conductive rubber member

Conductive rubber member

Foamed rubber member

Conductive rubber member

Conductive roller and inspection method therefor

Conductive rubber member

Patents Applicationslast 30 patents

AUSTENITE STAINLESS STEEL MATERIAL, METHOD FOR PRODUCING SAME, AND...

AUSTENITE STAINLESS STEEL MATERIAL, METHOD FOR PRODUCING SAME, AND...

AUSTENITE STAINLESS STEEL MATERIAL, METHOD FOR PRODUCING SAME, AND...

STAINLESS STEEL FOIL FOR BATTERY OUTER PACKAGING

STAINLESS STEEL FOIL FOR BATTERY OUTER PACKAGING

HIGH-STRENGTH STAINLESS STEEL MATERIAL AND PRODUCTION PROCESS OF TH...

CONDUCTIVE RUBBER MEMBER

FOAMED RUBBER MEMBER

METHOD AND APPARATUS FOR PERFORMING SURFACE TREATMENT OF RUBBER MEMBER

CONDUCTIVE RUBBER MEMBER

CONDUCTIVE RUBBER MEMBER