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Akira TANGE
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Yokohama-shi, Kanagawa, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Hollow spring member and manufacturing method therefor
Patent number
11,285,776
Issue date
Mar 29, 2022
NHK Spring Co., Ltd.
Akira Tange
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Stabilizer
Patent number
11,111,554
Issue date
Sep 7, 2021
NHK Spring Co., Ltd.
Shinichiro Kuwatsuka
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Production method for stabilizers
Patent number
10,995,382
Issue date
May 4, 2021
NHK Spring Co., Ltd.
Shinichiro Kuwatsuka
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Hollow spring member and hollow spring member production method
Patent number
10,900,112
Issue date
Jan 26, 2021
NHK Spring Co., Ltd.
Morimichi Kai
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Hollow stabilizer production method and hollow stabilizer productio...
Patent number
10,837,095
Issue date
Nov 17, 2020
NHK Spring Co., Ltd.
Morimichi Kai
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Carburization device and carburization method
Patent number
10,584,408
Issue date
Mar 10, 2020
National University Corporation Yokohama National University
Wataru Nakao
C21 - METALLURGY OF IRON
Information
Patent Grant
Method of manufacturing a suspension coil spring
Patent number
10,583,706
Issue date
Mar 10, 2020
NHK Spring Co., Ltd.
Akira Tange
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Method for manufacturing steel for high-strength hollow spring
Patent number
10,526,675
Issue date
Jan 7, 2020
Kobe Steel, Ltd.
Takuya Kochi
C21 - METALLURGY OF IRON
Information
Patent Grant
Steel for spring, and method for producing spring
Patent number
10,041,160
Issue date
Aug 7, 2018
JFE Steel Corporation
Minoru Honjo
C21 - METALLURGY OF IRON
Information
Patent Grant
Hollow seamless pipe for high-strength spring
Patent number
9,429,255
Issue date
Aug 30, 2016
Kobe Steel, Ltd.
Takuya Kochi
C21 - METALLURGY OF IRON
Information
Patent Grant
Steel for high-strength spring, method for producing same, and high...
Patent number
9,404,547
Issue date
Aug 2, 2016
NHK Spring Co., Ltd.
Hideki Okada
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for manufacturing leaf springs
Patent number
9,278,387
Issue date
Mar 8, 2016
NHK Spring Co., Ltd.
Akira Tange
B24 - GRINDING POLISHING
Information
Patent Grant
Steel for leaf spring with high fatigue strength, and leaf spring p...
Patent number
8,741,216
Issue date
Jun 3, 2014
NHK Spring Co., Ltd.
Atsushi Sugimoto
C21 - METALLURGY OF IRON
Information
Patent Grant
Manufacturing method for coil spring
Patent number
8,607,605
Issue date
Dec 17, 2013
NHK Spring Co., Ltd.
Akira Tange
B24 - GRINDING POLISHING
Information
Patent Grant
Method for manufacturing a coil spring for vehicle suspension
Patent number
8,533,954
Issue date
Sep 17, 2013
NHK Spring Co., Ltd.
Akira Tange
C21 - METALLURGY OF IRON
Information
Patent Grant
Coil spring for vehicle suspension and method for manufacturing the...
Patent number
8,308,150
Issue date
Nov 13, 2012
NHK Spring Co., Ltd.
Akira Tange
C21 - METALLURGY OF IRON
Information
Patent Grant
Reflection member for shot peening and shot peening method having t...
Patent number
8,297,092
Issue date
Oct 30, 2012
NHK Spring Co., Ltd.
Akira Tange
B24 - GRINDING POLISHING
Information
Patent Grant
High-strength stabilizer steel for vehicles having excellent corros...
Patent number
8,206,521
Issue date
Jun 26, 2012
NHK Spring Co., Ltd.
Katsuhiko Kikuchi
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for manufacturing a leaf spring
Patent number
7,284,308
Issue date
Oct 23, 2007
NHK Spring Co., Ltd.
Mamoru Akeda
C21 - METALLURGY OF IRON
Information
Patent Grant
Highly strengthened spring and process for producing the same
Patent number
6,544,360
Issue date
Apr 8, 2003
NHK Spring Co., Ltd.
Akira Tange
C21 - METALLURGY OF IRON
Information
Patent Grant
High strength spring
Patent number
5,258,082
Issue date
Nov 2, 1993
NHK Spring Co., Ltd.
Hiroshi Koyama
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for manufacturing a high-strength spring
Patent number
5,225,008
Issue date
Jul 6, 1993
NHK Spring Co., Ltd.
Hiroshi Koyama
C21 - METALLURGY OF IRON
Information
Patent Grant
Laminated metallic belt for torque transmission device and method o...
Patent number
4,698,050
Issue date
Oct 6, 1987
Honda Giken Kogyo, K.K.
Torao Hattori
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Patents Applications
last 30 patents
Information
Patent Application
METHOD OF MANUFACTURING A SUSPENSION COIL SPRING
Publication number
20190126706
Publication date
May 2, 2019
NHK Spring Co., Ltd.
Akira TANGE
B60 - VEHICLES IN GENERAL
Information
Patent Application
HOLLOW SPRING MEMBER AND HOLLOW SPRING MEMBER PRODUCTION METHOD
Publication number
20190032191
Publication date
Jan 31, 2019
NHK Spring Co., Ltd.
Morimichi KAI
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
HOLLOW STABILIZER PRODUCTION METHOD AND HOLLOW STABILIZER PRODUCTIO...
Publication number
20190032190
Publication date
Jan 31, 2019
NHK Spring Co., Ltd.
Morimichi KAI
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
HOLLOW SPRING MEMBER AND MANUFACTURING METHOD THEREFOR
Publication number
20190030980
Publication date
Jan 31, 2019
NHK Spring Co., Ltd.
Akira TANGE
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
CARBURIZATION DEVICE AND CARBURIZATION METHOD
Publication number
20180080113
Publication date
Mar 22, 2018
National University Corporation Yokohama National University
Wataru NAKAO
C21 - METALLURGY OF IRON
Information
Patent Application
PRODUCTION METHOD FOR STABILIZERS
Publication number
20170349961
Publication date
Dec 7, 2017
NHK Spring Co., Ltd.
Shinichiro KUWATSUKA
B60 - VEHICLES IN GENERAL
Information
Patent Application
STABILIZER
Publication number
20170349962
Publication date
Dec 7, 2017
NHK Spring Co., Ltd.
Shinichiro KUWATSUKA
B60 - VEHICLES IN GENERAL
Information
Patent Application
METHOD FOR MANUFACTURING STEEL FOR HIGH-STRENGTH HOLLOW SPRING
Publication number
20170306432
Publication date
Oct 26, 2017
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
Takuya KOCHI
C21 - METALLURGY OF IRON
Information
Patent Application
STABILIZER STEEL HAVING HIGH STRENGTH AND EXCELLENT CORROSION RESIS...
Publication number
20170130288
Publication date
May 11, 2017
JFE Bars & Shapes Corporation
Kazuaki FUKUOKA
B60 - VEHICLES IN GENERAL
Information
Patent Application
STEEL FOR VEHICLE SUSPENSION SPRING PART, VEHICLE SUSPENSION SPRING...
Publication number
20170021691
Publication date
Jan 26, 2017
NHK Spring Co., Ltd.
Akira TANGE
B60 - VEHICLES IN GENERAL
Information
Patent Application
STEEL FOR SPRING, AND METHOD FOR PRODUCING SPRING
Publication number
20160222497
Publication date
Aug 4, 2016
JFE STEEL CORPORATION
Minoru HONJO
C21 - METALLURGY OF IRON
Information
Patent Application
SUSPENSION SPRING APPARATUS AND SUSPENSION COIL SPRING
Publication number
20150343871
Publication date
Dec 3, 2015
NHK Spring Co., Ltd.
Akira TANGE
B60 - VEHICLES IN GENERAL
Information
Patent Application
HOLLOW SEAMLESS PIPE FOR HIGH-STRENGTH SPRING
Publication number
20150285410
Publication date
Oct 8, 2015
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd)
Takuya Kochi
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
HOLLOW STABILIZER, AND STEEL PIPE FOR HOLLOW STABILIZERS AND METHOD...
Publication number
20150176101
Publication date
Jun 25, 2015
Tetsuo Ishitsuka
C21 - METALLURGY OF IRON
Information
Patent Application
STEEL FOR VEHICLE SUSPENSION SPRING PART, VEHICLE SUSPENSION SPRING...
Publication number
20140060709
Publication date
Mar 6, 2014
JFE BARS & SHAPES CORPORATION
Akira TANGE
B60 - VEHICLES IN GENERAL
Information
Patent Application
STEEL FOR HIGH-STRENGTH SPRING, METHOD FOR PRODUCING SAME, AND HIGH...
Publication number
20130240093
Publication date
Sep 19, 2013
NHK Spring Co., Ltd.
Hideki OKADA
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD FOR MANUFACTURING LEAF SPRINGS
Publication number
20130111961
Publication date
May 9, 2013
NHK Spring Co., Ltd.
Akira Tange
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
STEEL FOR LEAF SPRING WITH HIGH FATIGUE STRENGTH, AND LEAF SPRING P...
Publication number
20120256361
Publication date
Oct 11, 2012
NHK Spring Co., Ltd.
Atsushi Sugimoto
C21 - METALLURGY OF IRON
Information
Patent Application
MANUFACTURING METHOD FOR COIL SPRING
Publication number
20120055216
Publication date
Mar 8, 2012
NHK Spring Co., Ltd.
Akira Tange
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
METHOD FOR MANUFACTURING A COIL SPRING FOR VEHICLE SUSPENSION
Publication number
20120055023
Publication date
Mar 8, 2012
NHK Spring Co., Ltd.
Akira TANGE
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH-STRENGTH STABILIZER STEEL FOR VEHICLES HAVING EXCELLENT CORROS...
Publication number
20110290382
Publication date
Dec 1, 2011
JFE BARS & SHAPES CORPORATION
Katsuhiko KIKUCHI
C21 - METALLURGY OF IRON
Information
Patent Application
COIL SPRING FOR VEHICLE SUSPENSION AND METHOD FOR MANUFACTURING THE...
Publication number
20100320662
Publication date
Dec 23, 2010
NHK Spring Co., Ltd.
Akira TANGE
C21 - METALLURGY OF IRON
Information
Patent Application
REFLECTION MEMBER FOR SHOT PEENING AND SHOT PEENING METHOD HAVING T...
Publication number
20100281938
Publication date
Nov 11, 2010
NHK Spring Co., Ltd.
Akira Tange
B24 - GRINDING POLISHING
Information
Patent Application
High Strength Spring Steel, High Strength Springs and Manufacturing...
Publication number
20070256765
Publication date
Nov 8, 2007
Kazuyoshi Kimura
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Leaf spring for vehicle and method of manufacturing the leaf spring
Publication number
20050028902
Publication date
Feb 10, 2005
Mamoru Akeda
C21 - METALLURGY OF IRON