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Ichiro Morishita
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Iwanuma, JP
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last 30 patents
Information
Patent Grant
Coordinate position of moving light source by using separated group...
Patent number
6,014,129
Issue date
Jan 11, 2000
Alps Electric Co., Ltd.
Yuichi Umeda
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Apparatus for inclination detection and input apparatus using this...
Patent number
5,963,194
Issue date
Oct 5, 1999
Alps Electric Co. Ltd.
Yuichi Umeda
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Space coordinates detecting device and input apparatus using same
Patent number
5,627,565
Issue date
May 6, 1997
Alps Electric Co., Ltd.
Ichiro Morishita
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Optical beam system for optical disk drives
Patent number
5,220,550
Issue date
Jun 15, 1993
Alps Electric Co., Ltd.
Masaru Nakayama
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical reader with reduced regular reflection errors
Patent number
5,099,109
Issue date
Mar 24, 1992
Alps Electric Co., Ltd.
Hiroshi Ishikawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Optical apparatus for optical pickup
Patent number
5,033,042
Issue date
Jul 16, 1991
Alps Electric Co., Ltd.
Ichiro Morishita
G11 - INFORMATION STORAGE
Information
Patent Grant
Objective lens for optical memory device
Patent number
4,925,283
Issue date
May 15, 1990
Alps Electric Co., Ltd.
Ichiro Morishita
G02 - OPTICS
Information
Patent Grant
Collimating lens for use in optical memories
Patent number
4,904,062
Issue date
Feb 27, 1990
Alps Electric Co. Ltd.
Ichiro Morishita
G02 - OPTICS
Information
Patent Grant
Objective lens for optical pickup
Patent number
4,820,029
Issue date
Apr 11, 1989
Alps Electric Co., Ltd.
Masato Iwai
G02 - OPTICS