Wataru YASUMATSU

Person

Azumino-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Wavelength conversion element, light source device, projector, and...
- Patent number 11,841,600
- Issue date Dec 12, 2023
- Seiko Epson Corporation
- Wataru Yasumatsu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Wavelength conversion element, light source device, projector, and...
- Patent number 11,698,579
- Issue date Jul 11, 2023
- Seiko Epson Corporation
- Koya Shiratori
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Light source device, projector, and display device
- Patent number 11,546,563
- Issue date Jan 3, 2023
- Seiko Epson Corporation
- Wataru Yasumatsu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Light source device and projector
- Patent number 11,353,785
- Issue date Jun 7, 2022
- Seiko Epson Corporation
- Wataru Yasumatsu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Light source apparatus and projector
- Patent number 11,249,380
- Issue date Feb 15, 2022
- Seiko Epson Corporation
- Wataru Yasumatsu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Light source device and projector
- Patent number 11,237,471
- Issue date Feb 1, 2022
- Seiko Epson Corporation
- Wataru Yasumatsu
- G02 - OPTICS
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
Illuminator and projector
- Patent number 10,976,654
- Issue date Apr 13, 2021
- Seiko Epson Corporation
- Koichi Akiyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Light source apparatus and projector
- Patent number 10,884,330
- Issue date Jan 5, 2021
- Seiko Epson Corporation
- Tetsuo Shimizu
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Wavelength conversion element, method for producing wavelength conv...
- Patent number 10,859,899
- Issue date Dec 8, 2020
- Seiko Epson Corporation
- Kunihiko Takagi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Light source unit, illuminator, and projector
- Patent number 10,585,343
- Issue date Mar 10, 2020
- Seiko Epson Corporation
- Wataru Yasumatsu
- F21 - LIGHTING
Information Patent Grant
Illumination device and projector
- Patent number 10,551,727
- Issue date Feb 4, 2020
- Seiko Epson Corporation
- Wataru Yasumatsu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Light source device and projector
- Patent number 10,534,248
- Issue date Jan 14, 2020
- Seiko Epson Corporation
- Wataru Yasumatsu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Illuminator and projector
- Patent number 10,474,021
- Issue date Nov 12, 2019
- Seiko Epson Corporation
- Wataru Yasumatsu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Light source device and projector
- Patent number 10,451,959
- Issue date Oct 22, 2019
- Seiko Epson Corporation
- Shunji Kamijima
- G02 - OPTICS
Information Patent Grant
Wavelength conversion element, light source device, and projector
- Patent number 9,785,040
- Issue date Oct 10, 2017
- Seiko Epson Corporation
- Wataru Yasumatsu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Light source apparatus that irradiates a phosphor layer with excita...
- Patent number 9,423,680
- Issue date Aug 23, 2016
- Seiko Epson Corporation
- Hidefumi Sakata
- F21 - LIGHTING

Patents Applicationslast 30 patents

Information Patent Application
LIGHT SOURCE DEVICE AND PROJECTOR
- Publication number 20240231206
- Publication date Jul 11, 2024
- SEIKO EPSON CORPORATION
- Wataru YASUMATSU
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
LIGHT SOURCE DEVICE AND PROJECTOR
- Publication number 20240134259
- Publication date Apr 25, 2024
- SEIKO EPSON CORPORATION
- Wataru YASUMATSU
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
LIGHT SOURCE DEVICE, PROJECTOR, AND DISPLAY DEVICE
- Publication number 20220109813
- Publication date Apr 7, 2022
- SEIKO EPSON CORPORATION
- Wataru YASUMATSU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
WAVELENGTH CONVERSION ELEMENT, LIGHT SOURCE DEVICE, PROJECTOR, AND...
- Publication number 20210286253
- Publication date Sep 16, 2021
- SEIKO EPSON CORPORATION
- Koya SHIRATORI
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
WAVELENGTH CONVERSION ELEMENT, LIGHT SOURCE DEVICE, PROJECTOR, AND...
- Publication number 20210286245
- Publication date Sep 16, 2021
- SEIKO EPSON CORPORATION
- Wataru YASUMATSU
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
LIGHT SOURCE APPARATUS AND PROJECTOR
- Publication number 20210216004
- Publication date Jul 15, 2021
- SEIKO EPSON CORPORATION
- Wataru YASUMATSU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
LIGHT SOURCE DEVICE AND PROJECTOR
- Publication number 20210191247
- Publication date Jun 24, 2021
- SEIKO EPSON CORPORATION
- Wataru YASUMATSU
- G02 - OPTICS
Information Patent Application
LIGHT SOURCE DEVICE AND PROJECTOR
- Publication number 20210165312
- Publication date Jun 3, 2021
- SEIKO EPSON CORPORATION
- Wataru YASUMATSU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
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
ILLUMINATOR AND PROJECTOR
- Publication number 20200310237
- Publication date Oct 1, 2020
- SEIKO EPSON CORPORATION
- Koichi AKIYAMA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
LIGHT SOURCE APPARATUS AND PROJECTOR
- Publication number 20200064721
- Publication date Feb 27, 2020
- SEIKO EPSON CORPORATION
- Tetsuo SHIMIZU
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
LIGHT SOURCE DEVICE AND PROJECTOR
- Publication number 20190278163
- Publication date Sep 12, 2019
- SEIKO EPSON CORPORATION
- Wataru YASUMATSU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
WAVELENGTH CONVERSION ELEMENT, METHOD FOR PRODUCING WAVELENGTH CONV...
- Publication number 20190041733
- Publication date Feb 7, 2019
- SEIKO EPSON CORPORATION
- Kunihiko TAKAGI
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
LIGHT SOURCE DEVICE AND PROJECTOR
- Publication number 20190041737
- Publication date Feb 7, 2019
- SEIKO EPSON CORPORATION
- Wataru YASUMATSU
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
LIGHT SOURCE DEVICE AND PROJECTOR
- Publication number 20190041739
- Publication date Feb 7, 2019
- SEIKO EPSON CORPORATION
- Shunji KAMIJIMA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ILLUMINATION DEVICE AND PROJECTOR
- Publication number 20180239232
- Publication date Aug 23, 2018
- SEIKO EPSON CORPORATION
- Wataru YASUMATSU
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ILLUMINATOR AND PROJECTOR
- Publication number 20180088453
- Publication date Mar 29, 2018
- SEIKO EPSON CORPORATION
- Wataru YASUMATSU
- G02 - OPTICS
Information Patent Application
LIGHT SOURCE UNIT, ILLUMINATOR, AND PROJECTOR
- Publication number 20180031959
- Publication date Feb 1, 2018
- SEIKO EPSON CORPORATION
- Wataru YASUMATSU
- G02 - OPTICS
Information Patent Application
WAVELENGTH CONVERSION ELEMENT, LIGHT SOURCE DEVICE, AND PROJECTOR
- Publication number 20160377968
- Publication date Dec 29, 2016
- SEIKO EPSON CORPORATION
- Wataru YASUMATSU
- G02 - OPTICS
Information Patent Application
LIGHT SOURCE APPARATUS AND PROJECTOR
- Publication number 20150029466
- Publication date Jan 29, 2015
- SEIKO EPSON CORPORATION
- Hidefumi SAKATA
- F21 - LIGHTING

Wataru YASUMATSU

Person

Patents Grantslast 30 patents

Wavelength conversion element, light source device, projector, and...

Wavelength conversion element, light source device, projector, and...

Light source device, projector, and display device

Light source device and projector

Light source apparatus and projector

Light source device and projector

Wavelength converter, light source apparatus, and projector

Illuminator and projector

Light source apparatus and projector

Wavelength conversion element, method for producing wavelength conv...

Light source unit, illuminator, and projector

Illumination device and projector

Light source device and projector

Illuminator and projector

Light source device and projector

Wavelength conversion element, light source device, and projector

Light source apparatus that irradiates a phosphor layer with excita...

Patents Applicationslast 30 patents

LIGHT SOURCE DEVICE AND PROJECTOR

LIGHT SOURCE DEVICE AND PROJECTOR

LIGHT SOURCE DEVICE, PROJECTOR, AND DISPLAY DEVICE

WAVELENGTH CONVERSION ELEMENT, LIGHT SOURCE DEVICE, PROJECTOR, AND...

WAVELENGTH CONVERSION ELEMENT, LIGHT SOURCE DEVICE, PROJECTOR, AND...

LIGHT SOURCE APPARATUS AND PROJECTOR

LIGHT SOURCE DEVICE AND PROJECTOR

LIGHT SOURCE DEVICE AND PROJECTOR

WAVELENGTH CONVERTER, LIGHT SOURCE APPARATUS, AND PROJECTOR

ILLUMINATOR AND PROJECTOR

LIGHT SOURCE APPARATUS AND PROJECTOR

LIGHT SOURCE DEVICE AND PROJECTOR

WAVELENGTH CONVERSION ELEMENT, METHOD FOR PRODUCING WAVELENGTH CONV...

LIGHT SOURCE DEVICE AND PROJECTOR

LIGHT SOURCE DEVICE AND PROJECTOR

ILLUMINATION DEVICE AND PROJECTOR

ILLUMINATOR AND PROJECTOR

LIGHT SOURCE UNIT, ILLUMINATOR, AND PROJECTOR

WAVELENGTH CONVERSION ELEMENT, LIGHT SOURCE DEVICE, AND PROJECTOR

LIGHT SOURCE APPARATUS AND PROJECTOR