Membership
Tour
Register
Log in
Yoshichika Hirao
Follow
Person
Osaka, JP
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Projection type video display
Patent number
7,384,157
Issue date
Jun 10, 2008
Sanyo Electric Co., Ltd.
Koji Muraoka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Projection type video display
Patent number
7,370,980
Issue date
May 13, 2008
Sanyo Electric Co., LTD
Yoshichika Hirao
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Projection type video display and method of adjusting the same at f...
Patent number
7,156,524
Issue date
Jan 2, 2007
Sanyo Electric Co., LTD
Yoshichika Hirao
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Projection type display device
Patent number
6,843,569
Issue date
Jan 18, 2005
Sanyo Electric Co., Ltd.
Yoshichika Hirao
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Cooling fan controller and liquid crystal projector
Patent number
6,709,111
Issue date
Mar 23, 2004
Sanyo Electric Co., LTD
Yoshichika Hirao
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Device for measuring period of synchronizing signal and display device
Patent number
6,587,139
Issue date
Jul 1, 2003
Sanyo Electric Co., LTD
Yoshichika Hirao
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Burst phase correcting circuit
Patent number
5,351,091
Issue date
Sep 27, 1994
Sanyo Electric Co., Ltd.
Nobukazu Hosoya
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Circuit for removing jitter of chrominance signal and television se...
Patent number
5,153,714
Issue date
Oct 6, 1992
Sanyo Electric Co., Ltd.
Hidehiro Ugaki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Synchronizing signal separating circuit separating synchronizing si...
Patent number
4,999,707
Issue date
Mar 12, 1991
Sanyo Electric Co., Ltd.
Yoshichika Hirao
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Phase synchronizing circuit in video signal receiver and method of...
Patent number
4,996,596
Issue date
Feb 26, 1991
Sanyo Electric Co., Ltd.
Yoshichika Hirao
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Peak holding circuit for a color television receiver
Patent number
4,942,314
Issue date
Jul 17, 1990
Sanyo Electric Co., Ltd.
Nobukazu Hosoya
G11 - INFORMATION STORAGE
Information
Patent Grant
Television signal converter
Patent number
4,910,771
Issue date
Mar 20, 1990
Sanyo Electric Co., Ltd.
Nobukazu Hosoya
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
Projection type video display
Publication number
20050157270
Publication date
Jul 21, 2005
Sanyo Electric Co., Ltd.
Koji Muraoka
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Projection type video display and method of adjusting the same at f...
Publication number
20050030488
Publication date
Feb 10, 2005
Yoshichika Hirao
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Projection type video display
Publication number
20050012908
Publication date
Jan 20, 2005
Sanyo Electric Co., Ltd.
Yoshichika Hirao
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Projection type display device
Publication number
20030095239
Publication date
May 22, 2003
Yoshichika Hirao
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Cooling fan controller and liquid crystal projector
Publication number
20020196606
Publication date
Dec 26, 2002
Yoshichika Hirao
G05 - CONTROLLING REGULATING