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Toshiyuki Kumagai
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Chigasaki, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Coordinate input device and display device with the same
Patent number
10,191,588
Issue date
Jan 29, 2019
Japan Display Inc.
Norio Mamba
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Coordinate input device and display device with the same
Patent number
9,395,850
Issue date
Jul 19, 2016
Japan Display Inc.
Norio Mamba
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Touch-panel device
Patent number
9,024,886
Issue date
May 5, 2015
Japan Display Inc.
Koji Doi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Touched position detection method for touch panel
Patent number
8,847,914
Issue date
Sep 30, 2014
Japan Display Inc.
Koji Doi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Sensoring apparatus of proximity and contact, and display devices
Patent number
8,773,369
Issue date
Jul 8, 2014
Japan Display Inc.
Koji Nagata
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method for determining multiple touch points by pairing detected el...
Patent number
8,698,774
Issue date
Apr 15, 2014
Japan Display Inc.
Norio Mamba
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Display device
Patent number
8,681,134
Issue date
Mar 25, 2014
Japan Display Inc.
Norio Mamba
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Touched position detection method for touch panel
Patent number
8,542,213
Issue date
Sep 24, 2013
Hitachi Displays, Ltd.
Koji Doi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Display device
Patent number
8,487,901
Issue date
Jul 16, 2013
Hitachi Displays, Ltd.
Kouji Hayakawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
On-screen input image display system
Patent number
8,081,168
Issue date
Dec 20, 2011
Hitachi Displays, Ltd.
Norio Mamba
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Display device
Patent number
8,063,897
Issue date
Nov 22, 2011
Hitachi Displays, Ltd.
Norio Mamba
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Display device
Patent number
8,009,134
Issue date
Aug 30, 2011
Hitachi Displays, Ltd.
Norio Mamba
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Patents Applications
last 30 patents
Information
Patent Application
COORDINATE INPUT DEVICE AND DISPLAY DEVICE WITH THE SAME
Publication number
20160313862
Publication date
Oct 27, 2016
Panasonic Liquid Crystal Display Co., Ltd.
Norio MAMBA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
TOUCHED POSITION DETECTION METHOD FOR TOUCH PANEL
Publication number
20140015795
Publication date
Jan 16, 2014
PANASONIC LIQUID CRYSTAL DISPLAY CO., LTD.
Koji DOI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
SENSORING APPARATUS OF PROXIMITY AND CONTACT, AND DISPLAY DEVICES
Publication number
20100295810
Publication date
Nov 25, 2010
Koji NAGATA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
TOUCH-PANEL DEVICE
Publication number
20100259504
Publication date
Oct 14, 2010
Koji DOI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
DISPLAY DEVICE
Publication number
20100134440
Publication date
Jun 3, 2010
Kouji HAYAKAWA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
COORDINATE INPUT DEVICE AND DISPLAY DEVICE WITH THE SAME
Publication number
20100085322
Publication date
Apr 8, 2010
Norio MAMBA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Touched Position Detection Method for Touch Panel
Publication number
20100060609
Publication date
Mar 11, 2010
Hitachi Displays, Ltd.
Koji DOI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
ON-SCREEN INPUT IMAGE DISPLAY SYSTEM
Publication number
20090115742
Publication date
May 7, 2009
Norio MAMBA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Coordinate Detecting Device and Operation Method Using a Touch Panel
Publication number
20090102809
Publication date
Apr 23, 2009
Norio MAMBA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
On-screen input image display system
Publication number
20090102813
Publication date
Apr 23, 2009
Norio Mamba
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Display Device
Publication number
20090021670
Publication date
Jan 22, 2009
Hitachi Displays, Ltd.
Norio Mamba
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
DISPLAY DEVICE
Publication number
20080291339
Publication date
Nov 27, 2008
Hitachi Display, Ltd.
Norio Mamba
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
DISPLAY DEVICE
Publication number
20080062162
Publication date
Mar 13, 2008
Norio Mamba
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
Display driving circuit
Publication number
20070097069
Publication date
May 3, 2007
Yoshiki Kurokawa
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS