Katsuji Ishigami

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Iwata-gun, JP

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Patents Grantslast 30 patents

Information Patent Grant
Spread illuminating apparatus to illuminate two liquid crystal disp...
- Patent number 7,248,308
- Issue date Jul 24, 2007
- Minebea Co., Ltd.
- Hitoshi Mizutani
- G02 - OPTICS
Information Patent Grant
Spread illuminating apparatus with light conductive plate having po...
- Patent number 7,056,004
- Issue date Jun 6, 2006
- Minebea Co., Ltd.
- Hitoshi Mizutani
- G02 - OPTICS
Information Patent Grant
Touch panel for display device with pet film having transparent gel...
- Patent number 6,784,948
- Issue date Aug 31, 2004
- Minebea Co., Ltd.
- Satoshi Kawashima
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Spread illuminating apparatus with light conductive plate having po...
- Publication number 20050259438
- Publication date Nov 24, 2005
- MINEBEA CO., LTD.
- Hitoshi Mizutani
- G02 - OPTICS
Information Patent Application
Spread illuminating apparatus to illuminate two liquid crystal disp...
- Publication number 20040145688
- Publication date Jul 29, 2004
- MINEBEA CO., LTD.
- Hitoshi Mizutani
- G02 - OPTICS
Information Patent Application
Touch panel for display device with pet film having transparent gel...
- Publication number 20030011720
- Publication date Jan 16, 2003
- Satoshi Kawashima
- G02 - OPTICS