Osamu Arakawa

Person

Shiojiri, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Phosphor, wavelength conversion element, light source device, and p...
- Patent number 11,480,859
- Issue date Oct 25, 2022
- Seiko Epson Corporation
- Osamu Arakawa
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Wavelength converter, light source apparatus, and projector
- Patent number 11,156,909
- Issue date Oct 26, 2021
- Seiko Epson Corporation
- Wataru Yasumatsu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Wavelength converter, light source apparatus, and projector
- Patent number 10,830,417
- Issue date Nov 10, 2020
- Seiko Epson Corporation
- Osamu Arakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Light source apparatus and projector
- Patent number 10,564,534
- Issue date Feb 18, 2020
- Seiko Epson Corporation
- Osamu Arakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Wavelength conversion element, light source device, and projector
- Patent number 10,101,645
- Issue date Oct 16, 2018
- Seiko Epson Corporation
- Toshiaki Hashizume
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Light source device and projector
- Patent number 9,651,853
- Issue date May 16, 2017
- Seiko Epson Corporation
- Osamu Arakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Screen and projection system
- Patent number 8,780,444
- Issue date Jul 15, 2014
- Seiko Epson Corporation
- Osamu Arakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Refelctive front screen
- Patent number 8,654,442
- Issue date Feb 18, 2014
- Seiko Epson Corporation
- Tatsuo Uchida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
WAVELENGTH CONVERTER, LIGHT SOURCE APPARATUS, AND PROJECTOR
- Publication number 20200409248
- Publication date Dec 31, 2020
- SEIKO EPSON CORPORATION
- Wataru YASUMATSU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PHOSPHOR, WAVELENGTH CONVERSION ELEMENT, LIGHT SOURCE DEVICE, AND P...
- Publication number 20200264499
- Publication date Aug 20, 2020
- SEIKO EPSON CORPORATION
- Osamu ARAKAWA
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
WAVELENGTH CONVERTER, LIGHT SOURCE APPARATUS, AND PROJECTOR
- Publication number 20200049323
- Publication date Feb 13, 2020
- SEIKO EPSON CORPORATION
- Osamu ARAKAWA
- G02 - OPTICS
Information Patent Application
LIGHT SOURCE APPARATUS AND PROJECTOR
- Publication number 20190302600
- Publication date Oct 3, 2019
- SEIKO EPSON CORPORATION
- Osamu ARAKAWA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
WAVELENGTH CONVERSION ELEMENT, LIGHT SOURCE APPARATUS, AND PROJECTOR
- Publication number 20190187545
- Publication date Jun 20, 2019
- SEIKO EPSON CORPORATION
- Osamu ARAKAWA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
WAVELENGTH CONVERSION ELEMENT, LIGHT SOURCE DEVICE, AND PROJECTOR
- Publication number 20180052386
- Publication date Feb 22, 2018
- SEIKO EPSON CORPORATION
- Toshiaki HASHIZUME
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
WAVELENGTH CONVERSION DEVICE, ILLUMINATION DEVICE, AND PROJECTOR
- Publication number 20170244939
- Publication date Aug 24, 2017
- SEIKO EPSON CORPORATION
- Osamu Arakawa
- G02 - OPTICS
Information Patent Application
LIGHT SOURCE DEVICE AND PROJECTOR
- Publication number 20150204517
- Publication date Jul 23, 2015
- SEIKO EPSON CORPORATION
- Osamu ARAKAWA
- F21 - LIGHTING
Information Patent Application
SCREEN AND PROJECTION SYSTEM
- Publication number 20130170028
- Publication date Jul 4, 2013
- TOHOKU UNIVERSITY
- Osamu Arakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
REFELCTIVE FRONT SCREEN
- Publication number 20120268814
- Publication date Oct 25, 2012
- SEIKO EPSON CORPORATION
- Tatsuo UCHIDA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Osamu Arakawa

Person

Patents Grantslast 30 patents

Phosphor, wavelength conversion element, light source device, and p...

Wavelength converter, light source apparatus, and projector

Wavelength converter, light source apparatus, and projector

Light source apparatus and projector

Wavelength conversion element, light source device, and projector

Light source device and projector

Screen and projection system

Refelctive front screen

Patents Applicationslast 30 patents

WAVELENGTH CONVERTER, LIGHT SOURCE APPARATUS, AND PROJECTOR

PHOSPHOR, WAVELENGTH CONVERSION ELEMENT, LIGHT SOURCE DEVICE, AND P...

WAVELENGTH CONVERTER, LIGHT SOURCE APPARATUS, AND PROJECTOR

LIGHT SOURCE APPARATUS AND PROJECTOR

WAVELENGTH CONVERSION ELEMENT, LIGHT SOURCE APPARATUS, AND PROJECTOR

WAVELENGTH CONVERSION ELEMENT, LIGHT SOURCE DEVICE, AND PROJECTOR

WAVELENGTH CONVERSION DEVICE, ILLUMINATION DEVICE, AND PROJECTOR

LIGHT SOURCE DEVICE AND PROJECTOR

SCREEN AND PROJECTION SYSTEM

REFELCTIVE FRONT SCREEN