Toru Okumura

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for manufacturing an ink jet head having a treated surface,...
- Patent number 5,682,187
- Issue date Oct 28, 1997
- Canon Kabushiki Kaisha
- Takashi Watanabe
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Method for producing regenerated cylinder, method for producing reg...
- Patent number 5,400,630
- Issue date Mar 28, 1995
- Canon Kabushiki Kaisha
- Toru Okumura
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Ink jet head and manufacturing method thereof, and ink jet apparatu...
- Patent number 5,208,604
- Issue date May 4, 1993
- Canon Kabushiki Kaisha
- Takashi Watanabe
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Metal drum and image holding member using the same
- Patent number 4,621,919
- Issue date Nov 11, 1986
- Canon Kabushiki Kaisha
- Hiroshi Nitanda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Single lens reflex camera body
- Patent number 4,417,796
- Issue date Nov 29, 1983
- Canon Kabushiki Kaisha
- Yoji Sugiura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY