Hirohumi Doi

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Tamano-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Winding mechanism with tension control function and trawling apparatus
- Patent number 7,866,630
- Issue date Jan 11, 2011
- Mitsui Engineering & Shipbuilding Co., Ltd.
- Shuji Ueki
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Hoisting device with vertical motion compensation function
- Patent number 7,775,383
- Issue date Aug 17, 2010
- Mitsui Engineering & Shipbuilding Co., Ltd.
- Shuji Ueki
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Hoisting device with vertical motion compensation function
- Patent number 7,681,748
- Issue date Mar 23, 2010
- Mitsui Engineering & Shipbuilding Co., Ltd.
- Shuji Ueki
- B66 - HOISTING LIFTING HAULING

Patents Applicationslast 30 patents

Information Patent Application
Hoisting device with vertical motion compensation function
- Publication number 20090166309
- Publication date Jul 2, 2009
- MITSUI ENGINEERING & SHIPBUILDING CO., LTD.
- Shuji Ueki
- B66 - HOISTING LIFTING HAULING
Information Patent Application
Winding Mechanism with Tension Control Function and Trawling Apparatus
- Publication number 20080164365
- Publication date Jul 10, 2008
- MITSUI ENGINEERING & SHIPBUILDING CO., LTD.
- Shuji Ueki
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Application
Hoisting device with vertical motion compensation function
- Publication number 20050242332
- Publication date Nov 3, 2005
- MITSUI ENGINEERING & SHIPBUILDING CO., LTD.
- Shuji Ueki
- B66 - HOISTING LIFTING HAULING