Koji Mabuchi

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Ogaki-city, JP

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Patents Grantslast 30 patents

Information Patent Grant
Light guide plate, and surface light source device and display devi...
- Patent number 6,685,343
- Issue date Feb 3, 2004
- Sanyo Electric Co., LTD
- Koji Mabuchi
- G02 - OPTICS
Information Patent Grant
Surface light source device
- Patent number 6,679,613
- Issue date Jan 20, 2004
- Sanyo Electric Co., LTD
- Koji Mabuchi
- F21 - LIGHTING
Information Patent Grant
Beam light source having a beam-shaped light guide
- Patent number 6,669,349
- Issue date Dec 30, 2003
- Sanyo Electric Co., LTD
- Koji Mabuchi
- G02 - OPTICS
Information Patent Grant
Bar-shaped light guide, beam lighting device using the bar-shaped l...
- Patent number 6,565,225
- Issue date May 20, 2003
- Sanyo Electric Co., Ltd.
- Koji Mabuchi
- G02 - OPTICS
Information Patent Grant
UV-fixable thermal recording apparatus and recording method
- Patent number 5,864,354
- Issue date Jan 26, 1999
- Sanyo Electric Co., Ltd.
- Kiyoshi Hibino
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
Light guide plate, and surface light source device and display devi...
- Publication number 20030021100
- Publication date Jan 30, 2003
- SANYO ELECTRIC CO., LTD.
- Koji Mabuchi
- G02 - OPTICS
Information Patent Application
Surface light source device
- Publication number 20020036905
- Publication date Mar 28, 2002
- SANYO ELECTRIC CO., LTD.
- Koji Mabuchi
- G02 - OPTICS
Information Patent Application
Beam light source and lighting device using same
- Publication number 20020034071
- Publication date Mar 21, 2002
- SANYO ELECTRIC CO., LTD.
- Koji Mabuchi
- G02 - OPTICS
Information Patent Application
Bar-shaped light guide, beam lighting device using the bar-shaped l...
- Publication number 20020008969
- Publication date Jan 24, 2002
- SANYO ELECTRIC CO., LTD.
- Koji Mabuchi
- G02 - OPTICS