Hiroshi Yarita

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
High-strength oil-tempered steel wire with excellent spring fabrica...
- Patent number 6,074,496
- Issue date Jun 13, 2000
- Suzuki Metal Industry Co., Ltd.
- Hiroshi Yarita
- C21 - METALLURGY OF IRON
Information Patent Grant
High strength spring steel and process for producing same
- Patent number 5,897,717
- Issue date Apr 27, 1999
- Nippon Steel Corporation
- Masayuki Hashimura
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
SPRING STEEL WIRE AND SPRING
- Publication number 20180259022
- Publication date Sep 13, 2018
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Shinya TERAMOTO
- C21 - METALLURGY OF IRON