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Kenzo Ohkubo
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Osaka-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Optical member, optical scanning device, and image forming device
Patent number
11,681,239
Issue date
Jun 20, 2023
SHARP KABUSHIKI KAISHA
Kenzo Ohkubo
G02 - OPTICS
Information
Patent Grant
Light scanning device and image forming apparatus
Patent number
10,735,613
Issue date
Aug 4, 2020
SHARP KABUSHIKI KAISHA
Kenzo Ohkubo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Light emitting device, illuminating apparatus, and display apparatus
Patent number
9,194,544
Issue date
Nov 24, 2015
Sharp Kabushiki Kaisha
Yasuhiro Ono
F21 - LIGHTING
Information
Patent Grant
Optical scanning device and image forming apparatus
Patent number
8,525,863
Issue date
Sep 3, 2013
Sharp Kabushiki Kaisha
Kenzo Ohkubo
G02 - OPTICS
Information
Patent Grant
Laser scanning optical system and image forming apparatus
Patent number
7,755,809
Issue date
Jul 13, 2010
Sharp Kabushiki Kaisha
Hirokazu Fujita
G02 - OPTICS
Information
Patent Grant
Optical scanning unit and image forming apparatus
Patent number
7,505,187
Issue date
Mar 17, 2009
Sharp Kabushiki Kaisha
Ayumu Oda
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
OPTICAL SCANNING DEVICE AND IMAGE FORMING DEVICE
Publication number
20230296869
Publication date
Sep 21, 2023
Sharp Kabushiki Kaisha
Hidenori SATO
G02 - OPTICS
Information
Patent Application
OPTICAL MEMBER, OPTICAL SCANNING DEVICE, AND IMAGE FORMING DEVICE
Publication number
20210349408
Publication date
Nov 11, 2021
Sharp Kabushiki Kaisha
KENZO OHKUBO
G02 - OPTICS
Information
Patent Application
LIGHT SCANNING DEVICE AND IMAGE FORMING APPARATUS
Publication number
20190199881
Publication date
Jun 27, 2019
Sharp Kabushiki Kaisha
KENZO OHKUBO
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
LIGHT-EMITTING DEVICE, ILLUMINATING APPARATUS, AND DISPLAY APPARATUS
Publication number
20150226400
Publication date
Aug 13, 2015
Sharp Kabushiki Kaisha
Takasumi Wada
F21 - LIGHTING
Information
Patent Application
LIGHT-EMITTING DEVICE, ILLUMINATING APPARATUS, AND DISPLAY APPARATUS
Publication number
20140376219
Publication date
Dec 25, 2014
Sharp Kabushiki Kaisha
Yasuhiro Ono
G02 - OPTICS
Information
Patent Application
LIGHT EMITTING DEVICE AND DISPLAY DEVICE
Publication number
20140226311
Publication date
Aug 14, 2014
Sharp Kabushiki Kaisha
Yasuhiro Ono
F21 - LIGHTING
Information
Patent Application
LIGHT EMITTING DEVICE, ILLUMINATING APPARATUS, AND DISPLAY APPARATUS
Publication number
20140160733
Publication date
Jun 12, 2014
Sharp Kabushiki Kaisha
Yasuhiro Ono
G02 - OPTICS
Information
Patent Application
LIGHT-EMITTING DEVICE AND DISPLAY APPARATUS
Publication number
20140140046
Publication date
May 22, 2014
Sharp Kabushiki Kaisha
Yasuhiro Ono
G02 - OPTICS
Information
Patent Application
LIGHT-EMITTING DEVICE, ILLUMINATING APPARATUS, AND DISPLAY APPARATUS
Publication number
20140092584
Publication date
Apr 3, 2014
Sharp Kabushiki Kaisha
Yasuhiro Ono
G02 - OPTICS
Information
Patent Application
LIGHT-EMITTING DEVICE, DISPLAY APPARATUS, AND METHOD FOR DESIGNING...
Publication number
20130013252
Publication date
Jan 10, 2013
Yasuhiro Ono
G02 - OPTICS
Information
Patent Application
OPTICAL SCANNING DEVICE AND IMAGE FORMING APPARATUS
Publication number
20120026267
Publication date
Feb 2, 2012
Nobuhiro SHIRAI
G02 - OPTICS
Information
Patent Application
OPTICAL SCANNING DEVICE AND IMAGE FORMING APPARATUS
Publication number
20110310211
Publication date
Dec 22, 2011
Kenzo OHKUBO
G02 - OPTICS
Information
Patent Application
LASER SCANNING OPTICAL SYSTEM AND IMAGE FORMING APPARATUS
Publication number
20070146848
Publication date
Jun 28, 2007
Hirokazu FUJITA
G02 - OPTICS
Information
Patent Application
Optical scanning unit and image forming apparatus
Publication number
20060262373
Publication date
Nov 23, 2006
Ayumu Oda
H04 - ELECTRIC COMMUNICATION TECHNIQUE