Kazuhiro Harasaka

Person

Miyagi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Surface emitting laser, surface emitting laser device, light source...
- Patent number 12,046,872
- Issue date Jul 23, 2024
- Ricoh Company, Ltd.
- Kazuma Izumiya
- H01 - BASIC ELECTRIC ELEMENTS
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
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
Alkali metal cell, atomic oscillator, and alkali metal cell fabrica...
- Patent number 9,201,404
- Issue date Dec 1, 2015
- Ricoh Company, Ltd.
- Kazuhiro Harasaka
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Surface-emitting laser device, surface-emitting laser array, optica...
- Patent number 9,176,417
- Issue date Nov 3, 2015
- Ricoh Company, Ltd.
- Kazuhiro Harasaka
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Heater substrate, alkali metal cell unit and atomic oscillator
- Patent number 9,112,518
- Issue date Aug 18, 2015
- Ricoh Company, Ltd.
- Kazuhiko Adachi
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Surface emitting laser array and image forming apparatus
- Patent number 9,046,808
- Issue date Jun 2, 2015
- Ricoh Company, Ltd.
- Kazuma Izumiya
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Surface-emitting laser device, surface-emitting laser array, optica...
- Patent number 8,958,449
- Issue date Feb 17, 2015
- Ricoh Company, Ltd.
- Kazuhiro Harasaka
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Surface-emitting laser element, surface-emitting laser array, optic...
- Patent number 8,937,982
- Issue date Jan 20, 2015
- Ricoh Company, Ltd.
- Yasuhiro Higashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
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
Information Patent Grant
Surface-emitting laser element, surface-emitting laser array, optic...
- Patent number 8,855,159
- Issue date Oct 7, 2014
- Ricoh Company, Ltd.
- Shunichi Sato
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Method of manufacturing surface emitting laser, and surface emittin...
- Patent number 8,809,089
- Issue date Aug 19, 2014
- Ricoh Company, Ltd.
- Hiroyoshi Shouji
- B32 - LAYERED PRODUCTS
Information Patent Grant
Surface emitting laser diode, optical scanning apparatus and image...
- Patent number 8,774,242
- Issue date Jul 8, 2014
- Ricoh Company, Ltd.
- Akihiro Itoh
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Surface-emitting laser device, surface-emitting laser array, optica...
- Patent number 8,736,652
- Issue date May 27, 2014
- Ricoh Company, Ltd.
- Kazuhiro Harasaka
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Surface-emitting laser element, surface-emitting laser array, optic...
- Patent number 8,675,271
- Issue date Mar 18, 2014
- Ricoh Company, Ltd.
- Naoto Jikutani
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Surface-emitting laser device, surface-emitting laser array, optica...
- Patent number 8,649,407
- Issue date Feb 11, 2014
- Ricoh Company, Ltd.
- Kazuhiro Harasaka
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Surface-emitting laser device, optical scanner device, and image fo...
- Patent number 8,649,409
- Issue date Feb 11, 2014
- Ricoh Company, Ltd.
- Toshihide Sasaki
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Surface-emitting laser comprising emission region having peripheral...
- Patent number 8,624,950
- Issue date Jan 7, 2014
- Ricoh Company, Ltd.
- Naoto Jikutani
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Method of manufacturing surface emitting laser, and surface emittin...
- Patent number 8,609,447
- Issue date Dec 17, 2013
- Ricoh Company, Ltd.
- Hiroyoshi Shouji
- B32 - LAYERED PRODUCTS
Information Patent Grant
Surface-emitting laser device, surface-emitting laser array, optica...
- Patent number 8,483,254
- Issue date Jul 9, 2013
- Ricoh Company, Ltd.
- Kazuhiro Harasaka
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Surface-emitting laser element including dielectric film selectivel...
- Patent number 8,441,511
- Issue date May 14, 2013
- Ricoh Company, Ltd.
- Kazuhiro Harasaka
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Surface-emitting laser, surface-emitting laser array, optical scann...
- Patent number 8,111,725
- Issue date Feb 7, 2012
- Ricoh Company, Ltd.
- Toshihiro Ishii
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Surface emitting laser element, surface emitting laser array, optic...
- Patent number 8,035,676
- Issue date Oct 11, 2011
- Ricoh Company, Ltd.
- Kazuhiro Harasaka
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Surface emitting laser element, surface emitting laser array, optic...
- Patent number 7,978,739
- Issue date Jul 12, 2011
- Ricoh Company, Ltd.
- Satoru Sugawara
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
SURFACE EMITTING LASER, LASER DEVICE, DETECTION DEVICE, MOBILE OBJE...
- Publication number 20240332902
- Publication date Oct 3, 2024
- Kazuhiro HARASAKA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SURFACE-EMITTING LASER, LASER DEVICE, DETECTION DEVICE, MOBILE OBJE...
- Publication number 20240136793
- Publication date Apr 25, 2024
- RICOH COMPANY, LTD.
- Naoto Jikutani
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SURFACE-EMITTING LASER ARRAY, LIGHT SOURCE MODULE, AND DISTANCE-MEA...
- Publication number 20240128725
- Publication date Apr 18, 2024
- Kazuma IZUMIYA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SURFACE EMITTING LASER, SURFACE EMITTING LASER DEVICE, LIGHT SOURCE...
- Publication number 20210167579
- Publication date Jun 3, 2021
- Ricoh Company, Ltd.
- Kazuma IZUMIYA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ATOMIC OSCILLATOR AND PRODUCTION METHOD THEREOF
- Publication number 20160329903
- Publication date Nov 10, 2016
- RICOH COMPANY, LTD.
- Kazuhiko ADACHI
- H01 - BASIC ELECTRIC ELEMENTS
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
HEATER SUBSTRATE, ALKALI METAL CELL UNIT AND ATOMIC OSCILLATOR
- Publication number 20150054591
- Publication date Feb 26, 2015
- RICOH COMPANY, LTD.
- Kazuhiko Adachi
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
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
SURFACE-EMITTING LASER DEVICE, SURFACE-EMITTING LASER ARRAY, OPTICA...
- Publication number 20140219683
- Publication date Aug 7, 2014
- RICOH COMPANY, LTD.
- Kazuhiro Harasaka
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
ALKALI METAL CELL, ATOMIC OSCILLATOR, AND ALKALI METAL CELL FABRICA...
- Publication number 20140139294
- Publication date May 22, 2014
- RICOH COMPANY, LTD.
- Kazuhiro Harasaka
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
METHOD OF MANUFACTURING SURFACE EMITTING LASER, AND SURFACE EMITTIN...
- Publication number 20140130975
- Publication date May 15, 2014
- RICOH COMPANY, LTD.
- Hiroyoshi Shouji
- B32 - LAYERED PRODUCTS
Information Patent Application
SURFACE-EMITTING LASER DEVICE, SURFACE-EMITTING LASER ARRAY, OPTICA...
- Publication number 20140105647
- Publication date Apr 17, 2014
- RICOH COMPANY, LTD.
- Kazuhiro Harasaka
- B82 - NANO-TECHNOLOGY
Information Patent Application
SURFACE-EMITTING LASER DEVICE, SURFACE-EMITTING LASER ARRAY, OPTICA...
- Publication number 20130243022
- Publication date Sep 19, 2013
- RICOH COMPANY, LTD.
- Kazuhiro Harasaka
- B82 - NANO-TECHNOLOGY
Information Patent Application
SURFACE EMITTING LASER ARRAY AND IMAGE FORMING APPARATUS
- Publication number 20130208067
- Publication date Aug 15, 2013
- RICOH COMPANY, LTD.
- Kazuma Izumiya
- B82 - NANO-TECHNOLOGY
Information Patent Application
SURFACE-EMITTING LASER DEVICE, SURFACE-EMITTING LASER ARRAY, OPTICA...
- Publication number 20130070039
- Publication date Mar 21, 2013
- Kazuhiro Harasaka
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
SURFACE-EMITTING LASER DEVICE, OPTICAL SCANNER DEVICE, AND IMAGE FO...
- Publication number 20130033559
- Publication date Feb 7, 2013
- RICOH COMPANY, LTD.,
- Toshihide Sasaki
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
SURFACE EMITTING LASER DIODE, OPTICAL SCANNING APPARATUS AND IMAGE...
- Publication number 20120294652
- Publication date Nov 22, 2012
- RICOH COMPANY, LTD.
- Akihiro ITOH
- G02 - OPTICS
Information Patent Application
SURFACE-EMITTING LASER, SURFACE-EMITTING LASER ARRAY, OPTICAL SCANN...
- Publication number 20120121297
- Publication date May 17, 2012
- RICOH COMPANY ,LTD.,
- Naoto Jikutani
- B82 - NANO-TECHNOLOGY
Information Patent Application
SURFACE-EMITTING LASER ELEMENT, SURFACE-EMITTING LASER ARRAY, OPTIC...
- Publication number 20120086765
- Publication date Apr 12, 2012
- RICOH COMPANY, LTD.
- Yasuhiro Higashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD OF MANUFACTURING SURFACE EMITTING LASER, AND SURFACE EMITTIN...
- Publication number 20120057902
- Publication date Mar 8, 2012
- RICOH COMPANY, LTD.,
- Hiroyoshi Shouji
- B32 - LAYERED PRODUCTS
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
Information Patent Application
SURFACE-EMITTING LASER DEVICE, SURFACE-EMITTING LASER ARRAY, OPTICA...
- Publication number 20110217077
- Publication date Sep 8, 2011
- RICOH COMPANY, LTD.
- Kazuhiro Harasaka
- G02 - OPTICS
Information Patent Application
SURFACE-EMITTING LASER ELEMENT, SURFACE-EMITTING LASER ARRAY, OPTIC...
- Publication number 20110170155
- Publication date Jul 14, 2011
- RICOH COMPANY, LTD.
- Naoto JIKUTANI
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
SURFACE-EMITTING LASER ELEMENT, SURFACE-EMITTING LASER ARRAY, OPTIC...
- Publication number 20110128343
- Publication date Jun 2, 2011
- RICOH COMPANY, LTD.
- Shunichi SATO
- B82 - NANO-TECHNOLOGY
Information Patent Application
SURFACE-EMITTING LASER ELEMENT, SURFACE-EMITTING LASER ARRAY, OPTIC...
- Publication number 20110115872
- Publication date May 19, 2011
- RICOH COMPANY, LTD.
- Kazuhiro HARASAKA
- G02 - OPTICS
Information Patent Application
SURFACE EMITTING LASER ELEMENT, SURFACE EMITTING LASER ARRAY, OPTIC...
- Publication number 20090310632
- Publication date Dec 17, 2009
- RICOH COMPANY, LTD.
- Satoru SUGAWARA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SURFACE EMITTING LASER ELEMENT, SURFACE EMITTING LASER ARRAY, OPTIC...
- Publication number 20090285602
- Publication date Nov 19, 2009
- RICOH COMPANY, LTD.
- Kazuhiro Harasaka
- G02 - OPTICS
Information Patent Application
SURFACE-EMITTING LASER, SURFACE-EMITTING LASER ARRAY, OPTICAL SCANN...
- Publication number 20090285252
- Publication date Nov 19, 2009
- RICOH COMPANY, LTD.
- TOSHIHIRO ISHII
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Kazuhiro Harasaka

Person

Patents Grantslast 30 patents

Surface emitting laser, surface emitting laser device, light source...

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

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

Alkali metal cell, atomic oscillator, and alkali metal cell fabrica...

Surface-emitting laser device, surface-emitting laser array, optica...

Heater substrate, alkali metal cell unit and atomic oscillator

Surface emitting laser array and image forming apparatus

Surface-emitting laser device, surface-emitting laser array, optica...

Surface-emitting laser element, surface-emitting laser array, optic...

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

Surface-emitting laser element, surface-emitting laser array, optic...

Method of manufacturing surface emitting laser, and surface emittin...

Surface emitting laser diode, optical scanning apparatus and image...

Surface-emitting laser device, surface-emitting laser array, optica...

Surface-emitting laser element, surface-emitting laser array, optic...

Surface-emitting laser device, surface-emitting laser array, optica...

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

Surface-emitting laser comprising emission region having peripheral...

Method of manufacturing surface emitting laser, and surface emittin...

Surface-emitting laser device, surface-emitting laser array, optica...

Surface-emitting laser element including dielectric film selectivel...

Surface-emitting laser, surface-emitting laser array, optical scann...

Surface emitting laser element, surface emitting laser array, optic...

Surface emitting laser element, surface emitting laser array, optic...

Patents Applicationslast 30 patents

SURFACE EMITTING LASER, LASER DEVICE, DETECTION DEVICE, MOBILE OBJE...

SURFACE-EMITTING LASER, LASER DEVICE, DETECTION DEVICE, MOBILE OBJE...

SURFACE-EMITTING LASER ARRAY, LIGHT SOURCE MODULE, AND DISTANCE-MEA...

SURFACE EMITTING LASER, SURFACE EMITTING LASER DEVICE, LIGHT SOURCE...

ATOMIC OSCILLATOR AND PRODUCTION METHOD THEREOF

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

HEATER SUBSTRATE, ALKALI METAL CELL UNIT AND ATOMIC OSCILLATOR

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

SURFACE-EMITTING LASER DEVICE, SURFACE-EMITTING LASER ARRAY, OPTICA...

ALKALI METAL CELL, ATOMIC OSCILLATOR, AND ALKALI METAL CELL FABRICA...

METHOD OF MANUFACTURING SURFACE EMITTING LASER, AND SURFACE EMITTIN...

SURFACE-EMITTING LASER DEVICE, SURFACE-EMITTING LASER ARRAY, OPTICA...

SURFACE-EMITTING LASER DEVICE, SURFACE-EMITTING LASER ARRAY, OPTICA...

SURFACE EMITTING LASER ARRAY AND IMAGE FORMING APPARATUS

SURFACE-EMITTING LASER DEVICE, SURFACE-EMITTING LASER ARRAY, OPTICA...

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

SURFACE EMITTING LASER DIODE, OPTICAL SCANNING APPARATUS AND IMAGE...

SURFACE-EMITTING LASER, SURFACE-EMITTING LASER ARRAY, OPTICAL SCANN...

SURFACE-EMITTING LASER ELEMENT, SURFACE-EMITTING LASER ARRAY, OPTIC...

METHOD OF MANUFACTURING SURFACE EMITTING LASER, AND SURFACE EMITTIN...

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

SURFACE-EMITTING LASER DEVICE, SURFACE-EMITTING LASER ARRAY, OPTICA...

SURFACE-EMITTING LASER ELEMENT, SURFACE-EMITTING LASER ARRAY, OPTIC...

SURFACE-EMITTING LASER ELEMENT, SURFACE-EMITTING LASER ARRAY, OPTIC...

SURFACE-EMITTING LASER ELEMENT, SURFACE-EMITTING LASER ARRAY, OPTIC...

SURFACE EMITTING LASER ELEMENT, SURFACE EMITTING LASER ARRAY, OPTIC...

SURFACE EMITTING LASER ELEMENT, SURFACE EMITTING LASER ARRAY, OPTIC...

SURFACE-EMITTING LASER, SURFACE-EMITTING LASER ARRAY, OPTICAL SCANN...