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Hiroshi Yaguma
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Kyoto, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Liquid crystal driving apparatus
Patent number
8,970,460
Issue date
Mar 3, 2015
Rohm Co., Ltd.
Hiroshi Yaguma
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Power supply apparatus, liquid crystal driving apparatus and displa...
Patent number
8,368,679
Issue date
Feb 5, 2013
Rohm Co., Ltd.
Hiroshi Yaguma
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Reference current generating circuit, organic EL drive circuit and...
Patent number
7,615,932
Issue date
Nov 10, 2009
Rohm Co., Ltd.
Shinichi Abe
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Organic EL drive circuit and organic EL display device using the sa...
Patent number
7,586,469
Issue date
Sep 8, 2009
Rohm Co., Ltd.
Masanori Fujisawa
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Organic EL drive circuit IC
Patent number
7,580,013
Issue date
Aug 25, 2009
Rohm Co., Ltd.
Hiroshi Yaguma
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Organic EL drive circuit and organic EL display device using the sa...
Patent number
7,570,234
Issue date
Aug 4, 2009
Rohm Co., Ltd.
Hiroshi Yaguma
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Organic EL drive circuit and organic EL display device using the sa...
Patent number
7,515,124
Issue date
Apr 7, 2009
Rohm Co., Ltd.
Hiroshi Yaguma
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Reference current generator circuit of organic EL drive circuit, or...
Patent number
7,372,439
Issue date
May 13, 2008
Rohm Co., Ltd.
Hiroshi Yaguma
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Organic EL element drive circuit and organic EL display device usin...
Patent number
7,321,347
Issue date
Jan 22, 2008
Rohm Co., Ltd.
Hiroshi Yaguma
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Patents Applications
last 30 patents
Information
Patent Application
AUTONOMOUS MOVING APPARATUS
Publication number
20240310854
Publication date
Sep 19, 2024
ROHM CO., LTD.
Hiroshi YAGUMA
G05 - CONTROLLING REGULATING
Information
Patent Application
AUTONOMOUS MOVEMENT DEVICE AND AUTONOMOUS MOVEMENT SYSTEM
Publication number
20230384444
Publication date
Nov 30, 2023
Rohm Co., Ltd.
Hiroshi YAGUMA
G01 - MEASURING TESTING
Information
Patent Application
TRANSMISSION ELEMENT IMAGING DEVICE AND TRANSMISSION ELEMENT IMAGIN...
Publication number
20230042935
Publication date
Feb 9, 2023
Rohm Co., Ltd.
Hiroshi Yaguma
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Flight Control Apparatus
Publication number
20220402605
Publication date
Dec 22, 2022
Hiroshi Yaguma
G05 - CONTROLLING REGULATING
Information
Patent Application
LIQUID CRYSTAL DISPLAY PANEL, LIQUID CRYSTAL DRIVE DEVICE, AND LIQU...
Publication number
20120113340
Publication date
May 10, 2012
Rohm Co., Ltd.
Hiroshi Yaguma
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
LIQUID CRYSTAL DRIVING APPARATUS
Publication number
20110141098
Publication date
Jun 16, 2011
Rohm Co., Ltd.
Hiroshi Yaguma
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
POWER SUPPLY APPARATUS, LIQUID CRYSTAL DRIVING APPARATUS AND DISPLA...
Publication number
20100182296
Publication date
Jul 22, 2010
ROHM CO., LTD.
Hiroshi Yaguma
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
LCD DRIVER CIRCUIT
Publication number
20090219307
Publication date
Sep 3, 2009
Rohm Co., Ltd.
Hiroshi Yaguma
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
SOURCE DRIVER CIRCUIT
Publication number
20090213104
Publication date
Aug 27, 2009
Rohm Co., Ltd.
Hiroshi Yaguma
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
Reference Current Generating Circuit, Organic El Drive Circuit and...
Publication number
20080272710
Publication date
Nov 6, 2008
Shinichi Abe
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
Organic el drive circuit and organic el display device using the same
Publication number
20070132672
Publication date
Jun 14, 2007
Jun Maede
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
Organic EL drive circuit and organic EL display device using the sa...
Publication number
20060017670
Publication date
Jan 26, 2006
Hiroshi Yaguma
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
Organic EL drive circuit and organic EL display device using the sa...
Publication number
20060001619
Publication date
Jan 5, 2006
Hiroshi Yaguma
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
Organic EL drive circuit and organic EL display device using the sa...
Publication number
20050270256
Publication date
Dec 8, 2005
Hiroshi Yaguma
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
Organic EL drive circuit and organic EL display device using the sa...
Publication number
20050259050
Publication date
Nov 24, 2005
Masanori Fujisawa
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
Reference current generator circuit of organic EL drive circuit, or...
Publication number
20050237284
Publication date
Oct 27, 2005
Hiroshi Yaguma
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
Organic EL element drive circuit and organic EL display device usin...
Publication number
20040207580
Publication date
Oct 21, 2004
Hiroshi Yaguma
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS