Koichi Tezuka

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of controlling the operation of continuous casting and appar...
- Patent number 5,918,662
- Issue date Jul 6, 1999
- NKK Corporation
- Koichi Tezuka
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Distance measuring method and apparatus therefor
- Patent number RE35607
- Issue date Sep 16, 1997
- NKK Corporation
- Akio Nagamune
- 364 -
Information Patent Grant
Method and apparatus for obtaining sectional information of the und...
- Patent number 5,323,114
- Issue date Jun 21, 1994
- NKK Corporation
- Akio Nagamune
- G01 - MEASURING TESTING
Information Patent Grant
Distance measuring method and apparatus therefor
- Patent number 5,075,863
- Issue date Dec 24, 1991
- NKK Corporation
- Akio Nagamune
- B22 - CASTING POWDER METALLURGY