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Hiroyasu KUMAGAI
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Steering apparatus for vehicles
Patent number
12,084,122
Issue date
Sep 10, 2024
NSK Ltd.
Takahiro Tsubaki
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information
Patent Grant
Propellant force generator
Patent number
11,718,387
Issue date
Aug 8, 2023
NSK LTD.
Hiroyasu Kumagai
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Grant
Rolling bearing unit
Patent number
11,421,736
Issue date
Aug 23, 2022
NSK Ltd.
Naohiro Hitomi
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Rolling bearing unit
Patent number
11,365,764
Issue date
Jun 21, 2022
NSK Ltd.
Daisuke Gunji
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Vehicle steering apparatus
Patent number
10,994,776
Issue date
May 4, 2021
NSK Ltd.
Takahiro Tsubaki
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information
Patent Grant
Suspension operation system and suspension operation terminal
Patent number
10,829,155
Issue date
Nov 10, 2020
NSK Ltd.
Daisuke Gunji
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Multi-phase motor control apparatus and electric power steering app...
Patent number
9,667,179
Issue date
May 30, 2017
NSK Ltd.
Takayoshi Sugawara
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Multi-phase motor control apparatus and electric power steering app...
Patent number
9,362,860
Issue date
Jun 7, 2016
NSK Ltd.
Takayoshi Sugawara
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Patents Applications
last 30 patents
Information
Patent Application
PROPELLANT FORCE GENERATOR
Publication number
20220411045
Publication date
Dec 29, 2022
NSK Ltd.
Hiroyasu KUMAGAI
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Application
STEERING APPARATUS FOR VEHICLES
Publication number
20220063710
Publication date
Mar 3, 2022
NSK Ltd.
Takahiro TSUBAKI
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information
Patent Application
ROLLING BEARING UNIT
Publication number
20210364043
Publication date
Nov 25, 2021
NSK Ltd.
Naohiro HITOMI
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
ROLLING BEARING UNIT
Publication number
20210254661
Publication date
Aug 19, 2021
NSK Ltd.
Daisuke GUNJI
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
VEHICLE STEERING APPARATUS
Publication number
20210114653
Publication date
Apr 22, 2021
NSK Ltd.
Takahiro TSUBAKI
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information
Patent Application
SUSPENSION OPERATION SYSTEM AND SUSPENSION OPERATION TERMINAL
Publication number
20200070891
Publication date
Mar 5, 2020
NSK Ltd.
Daisuke GUNJI
B60 - VEHICLES IN GENERAL
Information
Patent Application
EXTENSION-RETRACTION LINK AND SUSPENSION
Publication number
20190381847
Publication date
Dec 19, 2019
NSK Ltd.
Hiroyasu KUMAGAI
B60 - VEHICLES IN GENERAL
Information
Patent Application
MULTI-PHASE MOTOR CONTROL APPARATUS AND ELECTRIC POWER STEERING APP...
Publication number
20160248351
Publication date
Aug 25, 2016
NSK Ltd.
Takayoshi SUGAWARA
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS