Membership
Tour
Register
Log in
Tsutomu Hibi
Follow
Person
Kanagawa, JP
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Friction roller reducer and drive unit for electric automobile
Patent number
9,482,323
Issue date
Nov 1, 2016
NSK, Ltd.
Kazutaka Tanaka
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Valve timing control apparatus for internal combustion engine
Patent number
6,679,209
Issue date
Jan 20, 2004
Hitachi Unisia Automotove, Ltd.
Tsutomu Hibi
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Electromagnetic driving device of engine valve for internal combust...
Patent number
6,305,336
Issue date
Oct 23, 2001
Unisia Jecs Corporation
Seinosuke Hara
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Variable-valve-actuation apparatus for internal combustion engine
Patent number
6,260,523
Issue date
Jul 17, 2001
Unisia Jecs Corporation
Makoto Nakamura
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Electromagnetic drive system for engine valve
Patent number
6,257,182
Issue date
Jul 10, 2001
Unisia Corporation
Seinosuke Hara
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Variable valve actuation apparatus for engine
Patent number
5,988,125
Issue date
Nov 23, 1999
Unisia Jecs Corporation
Seinosuke Hara
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Patents Applications
last 30 patents
Information
Patent Application
FRICTION ROLLER REDUCER AND DRIVE UNIT FOR ELECTRIC AUTOMOBILE
Publication number
20140024487
Publication date
Jan 23, 2014
Kazutaka Tanaka
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Valve timing control apparatus for internal combustion engine
Publication number
20030070640
Publication date
Apr 17, 2003
HITACHI UNISIA AUTOMOTIVE, LTD.
Tsutomu Hibi
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES