Tomotake KATO

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Yokohama-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Suspension coil spring
- Patent number 10,358,008
- Issue date Jul 23, 2019
- NHK Spring Co., Ltd.
- Kenji Yamamotoya
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Strut-type suspension and compression coil spring for suspension
- Patent number 9,713,946
- Issue date Jul 25, 2017
- NHK Spring Co., Ltd.
- Kenji Yamamotoya
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Suspension and compression coil spring for suspension
- Patent number 9,463,676
- Issue date Oct 11, 2016
- NHK Spring Co., Ltd.
- Kenji Yamamotoya
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Compression coil spring device having a discrete support
- Patent number 7,963,510
- Issue date Jun 21, 2011
- NHK Spring Co., Ltd.
- Masahiro Umezawa
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
SUSPENSION COIL SPRING
- Publication number 20160046164
- Publication date Feb 18, 2016
- NHK Spring Co., Ltd.
- Kenji YAMAMOTOYA
- B60 - VEHICLES IN GENERAL
Information Patent Application
STRUT-TYPE SUSPENSION AND COMPRESSION COIL SPRING FOR SUSPENSION
- Publication number 20150251514
- Publication date Sep 10, 2015
- NHK Spring Co., Ltd.
- Kenji YAMAMOTOYA
- B60 - VEHICLES IN GENERAL
Information Patent Application
SUSPENSION AND COMPRESSION COIL SPRING FOR SUSPENSION
- Publication number 20150231939
- Publication date Aug 20, 2015
- NHK Spring Co., Ltd.
- Kenji YAMAMOTOYA
- B60 - VEHICLES IN GENERAL
Information Patent Application
Compression coil spring device having a discrete support
- Publication number 20070176340
- Publication date Aug 2, 2007
- Masahiro Umezawa
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Compression coil spring device having discontinuous support structure
- Publication number 20050051937
- Publication date Mar 10, 2005
- Masahiro Umezawa
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...