Koji Tatsuki

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Kawagoe, JP

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Patents Grantslast 30 patents

Information Patent Grant
Combination writing board/reflecting screen sheet
- Patent number 7,303,806
- Issue date Dec 4, 2007
- Kimoto Co., Ltd.
- Koji Tatsuki
- B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
Information Patent Grant
Reflection type screen for projectors
- Patent number 6,404,548
- Issue date Jun 11, 2002
- Kimoto Co., Ltd.
- Koji Tatsuki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Reflective type screen for a polarizing projector
- Patent number 5,760,954
- Issue date Jun 2, 1998
- Kimoto Co., Ltd.
- Koji Tatsuki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY