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Kenji Yamamoto
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Komaki-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Sealing member for a fuel cell
Patent number
10,680,256
Issue date
Jun 9, 2020
Sumitomo Riko Company Limited
Yusuke Nishikawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Anti-vibration rubber composition
Patent number
10,479,878
Issue date
Nov 19, 2019
Sumitomo Riko Company Limited
Keiichi Muratani
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Seal member for fuel cell and fuel cell seal body using same
Patent number
9,543,596
Issue date
Jan 10, 2017
Sumitomo Riko Company Limited
Kenji Yamamoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Vibration-isolating laminar rubber structure having rubber layers w...
Patent number
6,235,400
Issue date
May 22, 2001
Tokai Rubber Industries, Ltd.
Isao Natsubori
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Patents Applications
last 30 patents
Information
Patent Application
MULTILAYER BODY
Publication number
20230332027
Publication date
Oct 19, 2023
SUMITOMO RIKO COMPANY LIMITED
Shota TANIGUCHI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
RADICAL-CURABLE SEAL MEMBER FOR FUEL CELL
Publication number
20210313596
Publication date
Oct 7, 2021
SUMITOMO RIKO COMPANY LIMITED
Shota TANIGUCHI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
FLAME-RETARDANT RUBBER COMPOSITION AND EXTERNAL DIAPHRAGM FOR RAILR...
Publication number
20190040246
Publication date
Feb 7, 2019
SUMITOMO RIKO COMPANY LIMITED
Keiichi Muratani
B61 - RAILWAYS
Information
Patent Application
SEALING MEMBER FOR A FUEL CELL
Publication number
20170288237
Publication date
Oct 5, 2017
SUMITOMO RIKO COMPANY LIMITED
Yusuke Nishikawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ANTI-VIBRATION RUBBER COMPOSITION
Publication number
20170152365
Publication date
Jun 1, 2017
SUMITOMO RIKO COMPANY LIMITED
Keiichi Muratani
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
SEAL MEMBER FOR FUEL CELL AND FUEL CELL SEAL BODY USING SAME
Publication number
20150288004
Publication date
Oct 8, 2015
SUMITOMO RIKO COMPANY LIMITED
Kenji Yamamoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
RUBBER COMPOSITION AND FUEL CELL SEALED BODY
Publication number
20140287340
Publication date
Sep 25, 2014
TOKAI RUBBER INDUSTRIES, LTD.
Kenji Yamamoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ADHESIVE SEAL MEMBER FOR FUEL CELL
Publication number
20130157173
Publication date
Jun 20, 2013
TOKAI RUBBER INDUSTRIES, LTD.
Kenji Yamamoto
H01 - BASIC ELECTRIC ELEMENTS