Hiroyuki Fujiwara

Person

Minato-ku, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Optical coupling device and method for manufacturing optical coupli...
- Patent number 12,210,191
- Issue date Jan 28, 2025
- Orbray Co., Ltd.
- Tsuyoshi Namekawa
- G02 - OPTICS
Information Patent Grant
Optical connector and optical connector manufacturing method
- Patent number 12,032,208
- Issue date Jul 9, 2024
- Orbray Co., Ltd.
- Tsuyoshi Namekawa
- G02 - OPTICS
Information Patent Grant
Optical coupling device and method for manufacturing optical coupli...
- Patent number 12,025,836
- Issue date Jul 2, 2024
- Orbray Co., Ltd.
- Tsuyoshi Namekawa
- G02 - OPTICS
Information Patent Grant
Information distribution system, monitoring device, sharing device...
- Patent number 11,765,022
- Issue date Sep 19, 2023
- Nippon Telegraph and Telephone Corporation
- Shinichiro Goto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Biaxial load test specimen, biaxial load test apparatus, and biaxia...
- Patent number 10,859,478
- Issue date Dec 8, 2020
- Mitsubishi Heavy Industries, Ltd.
- Yoichi Iwamoto
- G01 - MEASURING TESTING
Information Patent Grant
Optical branching/coupling device and optical transmission/receptio...
- Patent number 10,473,856
- Issue date Nov 12, 2019
- Adamant Namiki Precision Jewel Co., Ltd.
- Hiroyuki Fujiwara
- G02 - OPTICS
Information Patent Grant
Optical fiber assembly, optical coupling device, and optical fiber...
- Patent number 9,841,570
- Issue date Dec 12, 2017
- ADAMANT CO., LTD.
- Hiroyuki Fujiwara
- G02 - OPTICS
Information Patent Grant
Semiconductor composite apparatus, method for manufacturing the sem...
- Patent number 9,093,562
- Issue date Jul 28, 2015
- Oki Data Corporation
- Mitsuhiko Ogihara
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Plug for heat-conducting tube, device for attaching plug for heat-c...
- Patent number 9,022,074
- Issue date May 5, 2015
- Mitsubishi Heavy Industries, Ltd.
- Hiroyuki Fujiwara
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Display apparatus
- Patent number 8,816,364
- Issue date Aug 26, 2014
- Oki Data Corporation
- Takahito Suzuki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor apparatus with thin semiconductor film
- Patent number 8,816,384
- Issue date Aug 26, 2014
- Oki Data Corporation
- Mitsuhiko Ogihara
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Combined semiconductor apparatus with semiconductor thin film
- Patent number 8,664,668
- Issue date Mar 4, 2014
- Oki Data Corporation
- Mitsuhiko Ogihara
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Light emitting panel having a plurality of light emitting element a...
- Patent number 8,664,672
- Issue date Mar 4, 2014
- Oki Data Corporation
- Mitsuhiko Ogihara
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Semiconductor device, optical print head and image forming apparatus
- Patent number 8,497,893
- Issue date Jul 30, 2013
- Oki Data Corporation
- Hironori Furuta
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Semiconductor apparatus with thin semiconductor film
- Patent number 8,445,935
- Issue date May 21, 2013
- Oki Data Corporation
- Mitsuhiko Ogihara
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Semiconductor composite apparatus, print head, and image forming ap...
- Patent number 8,415,680
- Issue date Apr 9, 2013
- Oki Data Corporation
- Mitsuhiko Ogihara
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Semiconductor apparatus with thin semiconductor film
- Patent number 8,395,159
- Issue date Mar 12, 2013
- Oki Data Corporation
- Mitsuhiko Ogihara
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Semiconductor device, LED head and method of manufacturing the same
- Patent number 8,384,221
- Issue date Feb 26, 2013
- Oki Data Corporation
- Takahito Suzuki
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Semiconductor device, LED print head and image-forming apparatus us...
- Patent number 8,343,848
- Issue date Jan 1, 2013
- Oki Data Corporation
- Mitsuhiko Ogihara
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Semiconductor light emitting apparatus and optical print head
- Patent number 8,304,792
- Issue date Nov 6, 2012
- Oki Data Corporation
- Yusuke Nakai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Display apparatus
- Patent number 8,269,314
- Issue date Sep 18, 2012
- Oki Data Corporation
- Takahito Suzuki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Efficient light emitting semiconductor device
- Patent number 8,258,537
- Issue date Sep 4, 2012
- Oki Data Corporation
- Tomoki Igari
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Semiconductor device, optical print head and image forming apparatus
- Patent number 8,134,164
- Issue date Mar 13, 2012
- Oki Data Corporation
- Mitsuhiko Ogihara
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Semiconductor device, light emitting diode head, and image forming...
- Patent number 8,035,116
- Issue date Oct 11, 2011
- Oki Data Corporation
- Mitsuhiko Ogihara
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Composite semiconductor device, LED print head that employs the com...
- Patent number 8,022,418
- Issue date Sep 20, 2011
- Oki Data Corporation
- Tomohiko Sagimori
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Composite semiconductor device having a thyristor structure
- Patent number 8,022,387
- Issue date Sep 20, 2011
- Oki Data Corporation
- Mitsuhiko Ogihara
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Composite semiconductor device, LED head that employs the composite...
- Patent number 7,999,275
- Issue date Aug 16, 2011
- Oki Data Corporation
- Mitsuhiko Ogihara
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Method of manufacturing by etching a semiconductor substrate horizo...
- Patent number 7,947,576
- Issue date May 24, 2011
- Oki Data Corporation
- Tomoki Igari
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Composite semiconductor device
- Patent number 7,928,572
- Issue date Apr 19, 2011
- Oki Data Corporation
- Mitsuhiko Ogihara
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Semiconductor light emitting device with stress absorber, LED print...
- Patent number 7,893,455
- Issue date Feb 22, 2011
- Oki Data Corporation
- Mitsuhiko Ogihara
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
INFORMATION DISTRIBUTION SYSTEM, MONITORING DEVICE, SHARING DEVICE...
- Publication number 20220407768
- Publication date Dec 22, 2022
- Nippon Telegraph and Telephone Corporation
- Shinichiro GOTO
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL COUPLING DEVICE AND METHOD FOR MANUFACTURING OPTICAL COUPLI...
- Publication number 20220057579
- Publication date Feb 24, 2022
- Adamant Namiki Precision Jewel Co., Ltd.
- Tsuyoshi NAMEKAWA
- G02 - OPTICS
Information Patent Application
OPTICAL CONNECTOR AND OPTICAL CONNECTOR MANUFACTURING METHOD
- Publication number 20220026639
- Publication date Jan 27, 2022
- Adamant Namiki Precision Jewel Co., Ltd.
- Tsuyoshi NAMEKAWA
- G02 - OPTICS
Information Patent Application
OPTICAL BRANCHING/COUPLING DEVICE, MANUFACTURING METHOD FOR SAID OP...
- Publication number 20200209474
- Publication date Jul 2, 2020
- Adamant Namiki Precision Jewel Co., Ltd.
- Hiroyuki FUJIWARA
- G02 - OPTICS
Information Patent Application
OPTICAL BRANCHING/COUPLING DEVICE AND OPTICAL TRANSMISSION/RECEPTIO...
- Publication number 20190079244
- Publication date Mar 14, 2019
- Adamant Namiki Precision Jewel Co., Ltd.
- Hiroyuki FUJIWARA
- G02 - OPTICS
Information Patent Application
BIAXIAL LOAD TEST SPECIMEN, BIAXIAL LOAD TEST APPARATUS, AND BIAXIA...
- Publication number 20190072467
- Publication date Mar 7, 2019
- Mitsubishi Heavy Industries, Ltd.
- Yoichi Iwamoto
- G01 - MEASURING TESTING
Information Patent Application
OPTICAL FIBER ASSEMBLY, OPTICAL COUPLING DEVICE, AND OPTICAL FIBER...
- Publication number 20170031111
- Publication date Feb 2, 2017
- ADAMANT CO., LTD.
- Hiroyuki FUJIWARA
- G02 - OPTICS
Information Patent Application
VIBRATION SUPPRESSION MEMBER FOR HEAT TRANSFER TUBE AND ITS MANUFAC...
- Publication number 20160061441
- Publication date Mar 3, 2016
- Mitsubishi Heavy Industries, Ltd.
- Masahito Matsubara
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
INPUT DEVICE, INPUT METHOD, AND STORAGE MEDIUM
- Publication number 20140375579
- Publication date Dec 25, 2014
- Hiroyuki Fujiwara
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
HEAT EXCHANGER, GAP EXPANSION JIG OF HEAT TRANSFER TUBE, AND METHOD...
- Publication number 20140034269
- Publication date Feb 6, 2014
- Hiroshi Shimizu
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
SEMICONDUCTOR APPARATUS WITH THIN SEMICONDUCTOR FILM
- Publication number 20130230339
- Publication date Sep 5, 2013
- Oki Data Corporation
- Mitsuhiko Ogihara
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
PLUG FOR HEAT-CONDUCTING TUBE, DEVICE FOR ATTACHING PLUG FOR HEAT-C...
- Publication number 20130186501
- Publication date Jul 25, 2013
- Mitsubishi Heavy Industries, Ltd.
- Hiroyuki Fujiwara
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
SEMICONDUCTOR DEVICE, LED HEAD AND IMAGE FORMING APPARATUS
- Publication number 20130089358
- Publication date Apr 11, 2013
- Oki Data Corporation
- Hironori Furuta
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
METHOD FOR TREATING SCALES
- Publication number 20130072418
- Publication date Mar 21, 2013
- Mitsubishi Heavy Industries, Ltd.
- Nobuo Ishihara
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
DISPLAY APPARATUS
- Publication number 20120286303
- Publication date Nov 15, 2012
- Oki Data Corporation
- Takahito Suzuki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Semiconductor apparatus with thin semiconductor film
- Publication number 20110147760
- Publication date Jun 23, 2011
- Mitsuhiko Ogihara
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Semiconductor composite apparatus, method for manufacturing the sem...
- Publication number 20110081738
- Publication date Apr 7, 2011
- Oki Data Corporation
- Mitsuhiko Ogihara
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Semiconductor device, optical print head and image forming apparatus
- Publication number 20110007124
- Publication date Jan 13, 2011
- Oki Data Corporation
- Hironori Furuta
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Combined semiconductor apparatus with semiconductor thin film
- Publication number 20100096748
- Publication date Apr 22, 2010
- Oki Data Corporation
- Mitsuhiko Ogihara
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Semiconductor apparatus with thin semiconductor film
- Publication number 20100072633
- Publication date Mar 25, 2010
- Oki Data Corporation
- Mitsuhiko Ogihara
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Semiconductor device and method of manufacturing the same
- Publication number 20100065859
- Publication date Mar 18, 2010
- Takahito Suzuki
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
SEMICONDUCTOR DEVICE, OPTICAL PRINT HEAD AND IMAGE FORMING APPARATUS
- Publication number 20090242905
- Publication date Oct 1, 2009
- Oki Data Corporation
- Mitsuhiko OGIHARA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Semiconductor Light Emitting Apparatus and Optical Print Head
- Publication number 20090242904
- Publication date Oct 1, 2009
- Oki Data Corporation
- Yusuke NAKAI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE
- Publication number 20090239361
- Publication date Sep 24, 2009
- Oki Data Corporation
- Tomoki Igari
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHOD FOR REPAIRING INNER FACE PORTION OF PNEUMATIC TIRE AND REPAI...
- Publication number 20090229737
- Publication date Sep 17, 2009
- Bridgestone Corporation
- Hiroyuki Fujiwara
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
SEMICONDUCTOR DEVICE, LED HEAD AND IMAGE FORMING APPARATUS
- Publication number 20090224276
- Publication date Sep 10, 2009
- Oki Data Corporation
- Tomoki Igari
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Semiconductor device
- Publication number 20090212398
- Publication date Aug 27, 2009
- Oki Data Corporation
- Takahito Suzuki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Combined semiconductor apparatus with thin semiconductor films
- Publication number 20090149000
- Publication date Jun 11, 2009
- Oki Data Corporation
- Mitsuhiko Ogihara
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
LIGHT EMITTING PANEL, DISPLAY DEVICE AND LIGHT SOURCE DEVICE
- Publication number 20090001391
- Publication date Jan 1, 2009
- Oki Data Corporation
- Mitsuhiko OGIHARA
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Semiconductor device, LED print head and image-forming apparatus us...
- Publication number 20080274571
- Publication date Nov 6, 2008
- Oki Data Corporation
- Mitsuhiko Ogihara
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Hiroyuki Fujiwara

Person

Patents Grantslast 30 patents

Optical coupling device and method for manufacturing optical coupli...

Optical connector and optical connector manufacturing method

Optical coupling device and method for manufacturing optical coupli...

Information distribution system, monitoring device, sharing device...

Biaxial load test specimen, biaxial load test apparatus, and biaxia...

Optical branching/coupling device and optical transmission/receptio...

Optical fiber assembly, optical coupling device, and optical fiber...

Semiconductor composite apparatus, method for manufacturing the sem...

Plug for heat-conducting tube, device for attaching plug for heat-c...

Display apparatus

Semiconductor apparatus with thin semiconductor film

Combined semiconductor apparatus with semiconductor thin film

Light emitting panel having a plurality of light emitting element a...

Semiconductor device, optical print head and image forming apparatus

Semiconductor apparatus with thin semiconductor film

Semiconductor composite apparatus, print head, and image forming ap...

Semiconductor apparatus with thin semiconductor film

Semiconductor device, LED head and method of manufacturing the same

Semiconductor device, LED print head and image-forming apparatus us...

Semiconductor light emitting apparatus and optical print head

Display apparatus

Efficient light emitting semiconductor device

Semiconductor device, optical print head and image forming apparatus

Semiconductor device, light emitting diode head, and image forming...

Composite semiconductor device, LED print head that employs the com...

Composite semiconductor device having a thyristor structure

Composite semiconductor device, LED head that employs the composite...

Method of manufacturing by etching a semiconductor substrate horizo...

Composite semiconductor device

Semiconductor light emitting device with stress absorber, LED print...

Patents Applicationslast 30 patents

INFORMATION DISTRIBUTION SYSTEM, MONITORING DEVICE, SHARING DEVICE...

OPTICAL COUPLING DEVICE AND METHOD FOR MANUFACTURING OPTICAL COUPLI...

OPTICAL CONNECTOR AND OPTICAL CONNECTOR MANUFACTURING METHOD

OPTICAL BRANCHING/COUPLING DEVICE, MANUFACTURING METHOD FOR SAID OP...

OPTICAL BRANCHING/COUPLING DEVICE AND OPTICAL TRANSMISSION/RECEPTIO...

BIAXIAL LOAD TEST SPECIMEN, BIAXIAL LOAD TEST APPARATUS, AND BIAXIA...

OPTICAL FIBER ASSEMBLY, OPTICAL COUPLING DEVICE, AND OPTICAL FIBER...

VIBRATION SUPPRESSION MEMBER FOR HEAT TRANSFER TUBE AND ITS MANUFAC...

INPUT DEVICE, INPUT METHOD, AND STORAGE MEDIUM

HEAT EXCHANGER, GAP EXPANSION JIG OF HEAT TRANSFER TUBE, AND METHOD...

SEMICONDUCTOR APPARATUS WITH THIN SEMICONDUCTOR FILM

PLUG FOR HEAT-CONDUCTING TUBE, DEVICE FOR ATTACHING PLUG FOR HEAT-C...

SEMICONDUCTOR DEVICE, LED HEAD AND IMAGE FORMING APPARATUS

METHOD FOR TREATING SCALES

DISPLAY APPARATUS

Semiconductor apparatus with thin semiconductor film

Semiconductor composite apparatus, method for manufacturing the sem...

Semiconductor device, optical print head and image forming apparatus

Combined semiconductor apparatus with semiconductor thin film

Semiconductor apparatus with thin semiconductor film

Semiconductor device and method of manufacturing the same

SEMICONDUCTOR DEVICE, OPTICAL PRINT HEAD AND IMAGE FORMING APPARATUS

Semiconductor Light Emitting Apparatus and Optical Print Head

METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE

METHOD FOR REPAIRING INNER FACE PORTION OF PNEUMATIC TIRE AND REPAI...

SEMICONDUCTOR DEVICE, LED HEAD AND IMAGE FORMING APPARATUS

Semiconductor device

Combined semiconductor apparatus with thin semiconductor films

LIGHT EMITTING PANEL, DISPLAY DEVICE AND LIGHT SOURCE DEVICE

Semiconductor device, LED print head and image-forming apparatus us...