Yoshihiro Ohba

Person

Sendai-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Surface-emitting laser module, optical scanner device, and image fo...
- Patent number 9,831,633
- Issue date Nov 28, 2017
- Ricoh Company, Ltd.
- Toshihiro Ishii
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Optical sensor and image forming apparatus
- Patent number 9,678,006
- Issue date Jun 13, 2017
- Ricoh Company, Ltd.
- Yoshihiro Ohba
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Optical sensor and image forming device incorporating the same
- Patent number 9,513,218
- Issue date Dec 6, 2016
- Ricoh Company, Ltd.
- Yoshihiro Ohba
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Optical sensor and image forming apparatus
- Patent number 9,513,216
- Issue date Dec 6, 2016
- Ricoh Company, Ltd.
- Yoshihiro Ohba
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Optical sensor and image forming apparatus configured to detect lig...
- Patent number 9,274,479
- Issue date Mar 1, 2016
- Ricoh Company, Ltd.
- Fumikazu Hoshi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Surface-emitting laser module, optical scanner device, and image fo...
- Patent number 9,276,377
- Issue date Mar 1, 2016
- Ricoh Company, Ltd.
- Toshihiro Ishii
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Optical sensor and image forming apparatus
- Patent number 9,267,886
- Issue date Feb 23, 2016
- Ricoh Company, Ltd.
- Yoshihiro Ohba
- G01 - MEASURING TESTING
Information Patent Grant
Sensor and image-forming apparatus
- Patent number 9,188,530
- Issue date Nov 17, 2015
- Ricoh Company, Ltd.
- Fumikazu Hoshi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Light source unit, optical scanning device, and image forming appar...
- Patent number 8,976,216
- Issue date Mar 10, 2015
- Ricoh Company, Ltd.
- Yoshihiro Ohba
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Surface-emitting laser module, optical scanner device, and image fo...
- Patent number 8,916,418
- Issue date Dec 23, 2014
- Ricoh Company, Ltd.
- Toshihiro Ishii
- B82 - NANO-TECHNOLOGY

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL SENSOR AND IMAGE FORMING APPARATUS
- Publication number 20160377540
- Publication date Dec 29, 2016
- RICOH COMPANY, LTD.
- Yoshihiro OHBA
- G01 - MEASURING TESTING
Information Patent Application
SURFACE-EMITTING LASER MODULE, OPTICAL SCANNER DEVICE, AND IMAGE FO...
- Publication number 20160149375
- Publication date May 26, 2016
- RICOH COMPANY, LTD.
- Toshihiro ISHll
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
OPTICAL SENSOR AND IMAGE FORMING APPARATUS
- Publication number 20160109364
- Publication date Apr 21, 2016
- RICOH COMPANY, LTD.
- Yoshihiro OHBA
- G01 - MEASURING TESTING
Information Patent Application
SURFACE-EMITTING LASER MODULE, OPTICAL SCANNER DEVICE, AND IMAGE FO...
- Publication number 20150023381
- Publication date Jan 22, 2015
- RICOH COMPANY, LTD.
- Toshihiro Ishii
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
OPTICAL SENSOR AND IMAGE FORMING DEVICE INCORPORATING THE SAME
- Publication number 20140268151
- Publication date Sep 18, 2014
- RICOH COMPANY, LTD.
- Yoshihiro Ohba
- G01 - MEASURING TESTING
Information Patent Application
SENSOR AND IMAGE-FORMING APPARATUS
- Publication number 20140241742
- Publication date Aug 28, 2014
- RICOH COMPANY, LTD.
- Fumikazu Hoshi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
OPTICAL SENSOR AND IMAGE FORMING APPARATUS
- Publication number 20130194573
- Publication date Aug 1, 2013
- Yoshihiro Ohba
- G01 - MEASURING TESTING
Information Patent Application
OPTICAL SENSOR AND IMAGE FORMING APPARATUS
- Publication number 20120134693
- Publication date May 31, 2012
- RICOH COMPANY, LTD.
- Fumikazu HOSHI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
LIGHT SOURCE UNIT, OPTICAL SCANNING DEVICE, AND IMAGE FORMING APPAR...
- Publication number 20110267415
- Publication date Nov 3, 2011
- RICOH COMPANY, LTD.
- Yoshihiro OHBA
- G02 - OPTICS
Information Patent Application
SURFACE-EMITTING LASER MODULE, OPTICAL SCANNER DEVICE, AND IMAGE FO...
- Publication number 20110228035
- Publication date Sep 22, 2011
- RICOH COMPANY, LTD.
- Toshihiro Ishii
- G06 - COMPUTING CALCULATING COUNTING

Yoshihiro Ohba

Person

Patents Grantslast 30 patents

Surface-emitting laser module, optical scanner device, and image fo...

Optical sensor and image forming apparatus

Optical sensor and image forming device incorporating the same

Optical sensor and image forming apparatus

Optical sensor and image forming apparatus configured to detect lig...

Surface-emitting laser module, optical scanner device, and image fo...

Optical sensor and image forming apparatus

Sensor and image-forming apparatus

Light source unit, optical scanning device, and image forming appar...

Surface-emitting laser module, optical scanner device, and image fo...

Patents Applicationslast 30 patents

OPTICAL SENSOR AND IMAGE FORMING APPARATUS

SURFACE-EMITTING LASER MODULE, OPTICAL SCANNER DEVICE, AND IMAGE FO...

OPTICAL SENSOR AND IMAGE FORMING APPARATUS

SURFACE-EMITTING LASER MODULE, OPTICAL SCANNER DEVICE, AND IMAGE FO...

OPTICAL SENSOR AND IMAGE FORMING DEVICE INCORPORATING THE SAME

SENSOR AND IMAGE-FORMING APPARATUS

OPTICAL SENSOR AND IMAGE FORMING APPARATUS

OPTICAL SENSOR AND IMAGE FORMING APPARATUS

LIGHT SOURCE UNIT, OPTICAL SCANNING DEVICE, AND IMAGE FORMING APPAR...

SURFACE-EMITTING LASER MODULE, OPTICAL SCANNER DEVICE, AND IMAGE FO...