Membership
Tour
Register
Log in
Tsuneo Wakabayashi
Follow
Person
Yokohama, JP
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Light source apparatus using a cone-shaped element and an applied a...
Patent number
5,844,638
Issue date
Dec 1, 1998
AG Technology Co., Ltd.
Yoshiharu Ooi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Projection type display apparatus
Patent number
5,798,805
Issue date
Aug 25, 1998
AG Technology Co., Ltd.
Yoshiharu Ooi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Projection type color liquid crystal optical apparatus
Patent number
5,754,260
Issue date
May 19, 1998
AG Technology Co., Ltd.
Yoshiharu Ooi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Light source apparatus using a cone-like material and an applied ap...
Patent number
5,659,409
Issue date
Aug 19, 1997
AG Technology Co., Ltd.
Yoshiharu Ooi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Projection type color liquid crystal optical apparatus
Patent number
5,648,860
Issue date
Jul 15, 1997
AG Technology Co., Ltd.
Yoshiharu Ooi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Liquid crystal optical element and a laser projection apparatus usi...
Patent number
5,331,446
Issue date
Jul 19, 1994
AG Technology Co., Ltd.
Yoshinori Hirai
G02 - OPTICS
Information
Patent Grant
Liquid crystal display element with electrode having concave-convex...
Patent number
5,283,675
Issue date
Feb 1, 1994
AG Technology Co., Ltd.
Yoshiharu Ooi
G02 - OPTICS