Saiki Nishiyama

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Contra-rotating propeller marine propulsion device
- Patent number 8,641,463
- Issue date Feb 4, 2014
- Japan Marine United Corporation
- Hideki Shuto
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Contra-rotating propeller marine propulsion device
- Patent number 8,585,366
- Issue date Nov 19, 2013
- Japan Marine United Corporation
- Hideki Shuto
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Grant
Contra-rotating propeller unit, method for assembly thereof, method...
- Patent number 8,459,950
- Issue date Jun 11, 2013
- Japan Marine United Corporation
- Hideki Shuto
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT

Patents Applicationslast 30 patents

Information Patent Application
CONTRA-ROTATING PROPELLER MARINE PROPULSION DEVICE
- Publication number 20110033296
- Publication date Feb 10, 2011
- IHI Marine United Inc.
- Hideki Shuto
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Application
CONTRA-ROTATING PROPELLER MARINE PROPULSION DEVICE
- Publication number 20110021095
- Publication date Jan 27, 2011
- IHI MARINE UNITED INC.
- Hideki Shuto
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Application
CONTRA-ROTATING PROPELLER UNIT, METHOD FOR ASSEMBLY THEREOF, METHOD...
- Publication number 20100296929
- Publication date Nov 25, 2010
- IHI MARINE UNITED INC.
- Hideki Shuto
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT