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Masaru Kono
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Shiojin-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Discharge lamp drive device, light source device, projector, and di...
Patent number
11,076,457
Issue date
Jul 27, 2021
Seiko Epson Corporation
Junichi Suzuki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Discharge lamp drive device, light source device, projector, and di...
Patent number
10,925,127
Issue date
Feb 16, 2021
Seiko Epson Corporation
Masaru Kono
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Discharge lamp drive device, light source device, projector, and di...
Patent number
10,660,171
Issue date
May 19, 2020
Seiko Epson Corporation
Shun Sato
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Discharge lamp drive device, light source device, projector, and di...
Patent number
10,568,192
Issue date
Feb 18, 2020
Seiko Epson Corporation
Junichi Suzuki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Discharge lamp drive device, light source device, projector, and di...
Patent number
10,527,917
Issue date
Jan 7, 2020
Seiko Epson Corporation
Shun Sato
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Discharge lamp drive device, light source device, projector, and di...
Patent number
10,375,808
Issue date
Aug 6, 2019
Seiko Epson Corporation
Junichi Suzuki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Discharge lamp driving device, projector, and discharge lamp drivin...
Patent number
10,076,018
Issue date
Sep 11, 2018
Seiko Epson Corporation
Masaru Kono
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Discharge lamp driver, light source apparatus, projector, and disch...
Patent number
10,018,899
Issue date
Jul 10, 2018
Seiko Epson Corporation
Masaru Kono
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Discharge lamp driving device, projector, and discharge lamp drivin...
Patent number
9,693,435
Issue date
Jun 27, 2017
Seiko Epson Corporation
Masaru Kono
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Keystone correction and lens adjustment for projector
Patent number
8,425,047
Issue date
Apr 23, 2013
Seiko Epson Corporation
Morio Matsumoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Light modulation device and projector
Patent number
8,422,149
Issue date
Apr 16, 2013
Seiko Epson Corporation
Masaru Kono
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Projector, projection display system, and corresponding method and...
Patent number
8,155,768
Issue date
Apr 10, 2012
Seiko Epson Corporation
Shoichi Akaiwa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Projector and image correction method
Patent number
8,142,029
Issue date
Mar 27, 2012
Seiko Epson Corporation
Morio Matsumoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Keystone correction and zoom adjustment for projector
Patent number
7,771,055
Issue date
Aug 10, 2010
Seiko Epson Corporation
Morio Matsumoto
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Projector and image correction method
Patent number
7,401,929
Issue date
Jul 22, 2008
Seiko Epson Corporation
Morio Matsumoto
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Projector, projection display system, and corresponding method and...
Patent number
7,397,476
Issue date
Jul 8, 2008
Seiko Epson Corporation
Shoichi Akaiwa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Projector connected to a network, a display system, and a method fo...
Patent number
7,266,772
Issue date
Sep 4, 2007
Seiko Epson Corporation
Kiyoshi Miyashita
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Conversion of frame rate according to image date
Patent number
7,142,245
Issue date
Nov 28, 2006
Seiko Epson Corporation
Masaru Kono
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for controlling a multigradation display
Patent number
5,252,959
Issue date
Oct 12, 1993
Seiko Epson Corporation
Masaru Kono
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Patents Applications
last 30 patents
Information
Patent Application
DISCHARGE LAMP DRIVE DEVICE, LIGHT SOURCE DEVICE, PROJECTOR, AND DI...
Publication number
20190196318
Publication date
Jun 27, 2019
SEIKO EPSON CORPORATION
Shun SATO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
DISCHARGE LAMP DRIVE DEVICE, LIGHT SOURCE DEVICE, PROJECTOR, AND DI...
Publication number
20190199985
Publication date
Jun 27, 2019
SEIKO EPSON CORPORATION
Junichi SUZUKI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DISCHARGE LAMP DRIVE DEVICE, LIGHT SOURCE DEVICE, PROJECTOR, AND DI...
Publication number
20190104602
Publication date
Apr 4, 2019
SEIKO EPSON CORPORATION
Shun SATO
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
DISCHARGE LAMP DRIVE DEVICE, LIGHT SOURCE DEVICE, PROJECTOR, AND DI...
Publication number
20190090332
Publication date
Mar 21, 2019
SEIKO EPSON CORPORATION
Junichi SUZUKI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
DISCHARGE LAMP DRIVE DEVICE, LIGHT SOURCE DEVICE, PROJECTOR, AND DI...
Publication number
20190090333
Publication date
Mar 21, 2019
SEIKO EPSON CORPORATION
Masaru KONO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
DISCHARGE LAMP DRIVE DEVICE, LIGHT SOURCE DEVICE, PROJECTOR, AND DI...
Publication number
20190090334
Publication date
Mar 21, 2019
SEIKO EPSON CORPORATION
Junichi SUZUKI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DISCHARGE LAMP DRIVER, LIGHT SOURCE APPARATUS, PROJECTOR, AND DISCH...
Publication number
20180035522
Publication date
Feb 1, 2018
SEIKO EPSON CORPORATION
Masaru KONO
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
DISCHARGE LAMP DRIVING DEVICE, PROJECTOR, AND DISCHARGE LAMP DRIVIN...
Publication number
20160278189
Publication date
Sep 22, 2016
SEIKO EPSON CORPORATION
Masaru KONO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
DISCHARGE LAMP DRIVING DEVICE, PROJECTOR, AND DISCHARGE LAMP DRIVIN...
Publication number
20160262246
Publication date
Sep 8, 2016
SEIKO EPSON CORPORATION
Masaru KONO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PROJECTOR, PROJECTION DISPLAY SYSTEM, AND CORRESPONDING METHOD AND...
Publication number
20130222409
Publication date
Aug 29, 2013
SEIKO EPSON CORPORATION
Shoichi Akaiwa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
PROJECTOR AND IMAGE CORRECTION METHOD
Publication number
20120147337
Publication date
Jun 14, 2012
SEIKO EPSON CORPORATION
Morio Matsumoto
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Projector, projection display system, and corresponding method and...
Publication number
20110210977
Publication date
Sep 1, 2011
SEIKO EPSON CORPORATION
Shoichi Akaiwa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
LIGHT MODULATION DEVICE AND PROJECTOR
Publication number
20110141549
Publication date
Jun 16, 2011
SEIKO EPSON CORPORATION
Masaru KONO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Projector and image correction method
Publication number
20100265469
Publication date
Oct 21, 2010
SEIKO EPSON CORPORATION
Morio Matsumoto
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Projector and image correction method
Publication number
20080252860
Publication date
Oct 16, 2008
SEIKO EPSON CORPORATION
Morio Matsumoto
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Projector, projection display system, and corresponding method and...
Publication number
20080234843
Publication date
Sep 25, 2008
SEIKO EPSON CORPORATION
Shoichi Akaiwa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Projector, projection display system, and corresponding method and...
Publication number
20080147912
Publication date
Jun 19, 2008
SEIKO EPSON CORPORATION
Shoichi Akaiwa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Projector and image correction method
Publication number
20050280780
Publication date
Dec 22, 2005
SEIKO EPSON CORPORATION
Morio Matsumoto
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Conversion of frame rate according to image data
Publication number
20040136686
Publication date
Jul 15, 2004
SEIKO EPSON CORPORATION
Masaru Kono
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Projector
Publication number
20020122158
Publication date
Sep 5, 2002
Kiyoshi Miyashita
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Projector and projection display system and method, and recorded me...
Publication number
20020108108
Publication date
Aug 8, 2002
Shoichi Akaiwa
G06 - COMPUTING CALCULATING COUNTING