Yukio Yanagisawa

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Ibaraki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Rotating apparatus for construction machine
- Patent number 7,070,017
- Issue date Jul 4, 2006
- Hitachi Construction Machinery Co., Ltd.
- Akio Hoshi
- B66 - HOISTING LIFTING HAULING

Patents Applicationslast 30 patents

Information Patent Application
Rotating apparatus for construction machine
- Publication number 20050253339
- Publication date Nov 17, 2005
- Hitachi Construction Machinery Co., Ltd.
- Akio Hoshi
- B66 - HOISTING LIFTING HAULING