Membership
Tour
Register
Log in
Toshihiko Matsuzawa
Follow
Person
Kamakaura, JP
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Projection-type video display apparatus having a transmission-type...
Patent number
9,217,915
Issue date
Dec 22, 2015
Hitachi Maxell, Ltd.
Koji Hirata
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Projection type image display
Patent number
8,465,157
Issue date
Jun 18, 2013
Hitachi Consumer Electronics Co., Ltd.
Koshu Ichikawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Rear-surface projection-type video display apparatus
Patent number
8,384,995
Issue date
Feb 26, 2013
Hitachi Consumer Electronics Co., Ltd.
Koji Hirata
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Image display with projector
Patent number
D650822
Issue date
Dec 20, 2011
Hitachi Consumer Electronics Co., Ltd.
Yoshihiro Iwama
D16 - Photography and optical equipment
Information
Patent Grant
Flat-panel display apparatus
Patent number
7,876,553
Issue date
Jan 25, 2011
Hitachi, Ltd.
Mitsuo Okimoto
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Display apparatus having turntable display
Patent number
7,750,590
Issue date
Jul 6, 2010
Hitachi, Ltd.
Masanori Takaji
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Flat panel display
Patent number
7,649,737
Issue date
Jan 19, 2010
Hitachi, Ltd.
Toshihiko Matsuzawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Image display device and stand for image display device
Patent number
7,436,140
Issue date
Oct 14, 2008
Hitachi, Ltd.
Masanori Takaji
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Image display apparatus capable of displaying personal computer sig...
Patent number
5,838,381
Issue date
Nov 17, 1998
Hitachi, Ltd.
Yasuhiro Kasahara
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Patents Applications
last 30 patents
Information
Patent Application
PROJECTION-TYPE VIDEO DISPLAY APPARATUS
Publication number
20140009694
Publication date
Jan 9, 2014
HITACHI CONSUMER ELECTRONICS CO., LTD.
Koji Hirata
G02 - OPTICS
Information
Patent Application
ELECTRONIC PEN AND PROJECTOR SYSTEM USING THE SAME
Publication number
20120249489
Publication date
Oct 4, 2012
Shinji Onodera
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
REAR-SURFACE PROJECTION-TYPE VIDEO DISPLAY APPARATUS
Publication number
20110298993
Publication date
Dec 8, 2011
Hitachi Consumer Electronics Co., Ltd.
Koji HIRATA
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
PROJECTION TYPE IMAGE DISPLAY
Publication number
20100321643
Publication date
Dec 23, 2010
Koshu Ichikawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Flat panel display
Publication number
20070258017
Publication date
Nov 8, 2007
Toshihiko Matsuzawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Flat-panel display apparatus
Publication number
20070153458
Publication date
Jul 5, 2007
Mitsuo Okimoto
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Display apparatus having turnable display
Publication number
20060290687
Publication date
Dec 28, 2006
Masanori Takaji
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Image display device and stand for image display device
Publication number
20060284034
Publication date
Dec 21, 2006
Masanori Takaji
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...