Koji NUMAKURA

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Hitachinaka-shi, Ibaraki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Ball screw, method for manufacturing ball screw, power steering dev...
- Patent number 12,060,926
- Issue date Aug 13, 2024
- Hitachi Astemo, Ltd.
- Matahiro Komuro
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
STEERING OPERATION INPUT APPARATUS
- Publication number 20250058819
- Publication date Feb 20, 2025
- Hitachi Astemo, Ltd.
- Koji NUMAKURA
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
BALL SCREW, METHOD FOR MANUFACTURING BALL SCREW, POWER STEERING DEV...
- Publication number 20220128135
- Publication date Apr 28, 2022
- Hitachi Astemo, Ltd.
- Matahiro KOMURO
- C21 - METALLURGY OF IRON