Kenji Umezawa

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Tokorozawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Transfer conveyor
- Patent number 7,607,530
- Issue date Oct 27, 2009
- Tsubakimoto Chain Co.
- Ichiro Ueno
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Mail sorting and distributing transfer system
- Patent number 7,378,610
- Issue date May 27, 2008
- Tsubakimoto Chain Co.
- Kenji Umezawa
- B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
Information Patent Grant
Storage conveyor for hybrid carrying truck
- Patent number 6,415,721
- Issue date Jul 9, 2002
- Tsubakimoto Chain Co.
- Akira Morikiyo
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Swinging hook apparatus of a storage conveyor
- Patent number 5,819,908
- Issue date Oct 13, 1998
- Tsubakimoto Chain Co.
- Akira Morikiyo
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Pusher conveyor having pusher dog with retainer
- Patent number 5,695,044
- Issue date Dec 9, 1997
- Tsubakimoto Chain Co.
- Akira Morikiyo
- B61 - RAILWAYS
Information Patent Grant
Structure for preventing position deviation of a truck loaded on a...
- Patent number 5,647,474
- Issue date Jul 15, 1997
- Tsubakimoto Chain Co.
- Akira Morikiyo
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

Information Patent Application
AUTOMATED GUIDED VEHICLE FOR ROLLS OF NEWSPRINT
- Publication number 20090104007
- Publication date Apr 23, 2009
- Kenji Umezawa
- B66 - HOISTING LIFTING HAULING
Information Patent Application
Mail sorting and distributing transfer system
- Publication number 20050116405
- Publication date Jun 2, 2005
- Kenji Umezawa
- B07 - SEPARATING SOLIDS FROM SOLIDS SORTING