Katsunori SAKAI

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Osaka-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Interlocking chain unit
- Patent number 9,222,546
- Issue date Dec 29, 2015
- Tsubakimoto Chain Co.
- Ryuta Shoji
- B66 - HOISTING LIFTING HAULING

Patents Applicationslast 30 patents

Information Patent Application
INTERLOCKING CHAIN UNIT
- Publication number 20140338303
- Publication date Nov 20, 2014
- INTERLOCKING CHAIN UNIT
- Ryuta SHOJI
- B66 - HOISTING LIFTING HAULING