Masahito Ishikawa

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Shimizu-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Design method and design system for vehicular lamp, program to exec...
- Patent number 7,472,049
- Issue date Dec 30, 2008
- Koito Manufacturing Co., Ltd.
- Masahito Ishikawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Design method and design system for vehicular lamp, program to exec...
- Patent number 7,328,142
- Issue date Feb 5, 2008
- Koito Manufacturing Co., Ltd.
- Omi Morikawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Computer-implemented method and system for creating motor vehicle l...
- Patent number 5,940,308
- Issue date Aug 17, 1999
- Koito Manufacturing Co., Ltd.
- Masahito Ishikawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method of forming a reflection surface of a reflection mirror of a...
- Patent number 5,836,668
- Issue date Nov 17, 1998
- Koito Manufacturing Co., Ltd.
- Masahito Ishikawa
- B24 - GRINDING POLISHING
Information Patent Grant
Lens for a lamp and method of producing a die therefor
- Patent number 5,398,137
- Issue date Mar 14, 1995
- Koito Manufacturing Co., Ltd.
- Masahito Ishikawa
- F21 - LIGHTING

Patents Applicationslast 30 patents

Information Patent Application
Design method and design system for vehicular lamp, program to exec...
- Publication number 20030191549
- Publication date Oct 9, 2003
- KOITO MANUFACTURING CO., LTD.
- Yoshinori Otsuka
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Design method and design system for vehicular lamp, program to exec...
- Publication number 20030191613
- Publication date Oct 9, 2003
- KOITO MANUFACTURING CO., LTD.
- Masahito Ishikawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Design method and design system for vehicular lamp, program to exec...
- Publication number 20030191614
- Publication date Oct 9, 2003
- KOITO MANUFACTURING CO., LTD.
- Omi Morikawa
- G06 - COMPUTING CALCULATING COUNTING