Kazuya Usuda

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Matsumoto-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Light source device and projector
- Patent number 10,845,685
- Issue date Nov 24, 2020
- Seiko Epson Corporation
- Shin Aruga
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Wavelength conversion device, illumination device, and projector
- Patent number 10,648,653
- Issue date May 12, 2020
- Seiko Epson Corporation
- Kaname Nagatani
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
LIGHT SOURCE DEVICE AND PROJECTOR
- Publication number 20190227415
- Publication date Jul 25, 2019
- SEIKO EPSON CORPORATION
- Shin ARUGA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
WAVELENGTH CONVERSION DEVICE, ILLUMINATION DEVICE, AND PROJECTOR
- Publication number 20190072264
- Publication date Mar 7, 2019
- SEIKO EPSON CORPORATION
- Kaname NAGATANI
- F21 - LIGHTING
Information Patent Application
PROJECTOR
- Publication number 20160299414
- Publication date Oct 13, 2016
- SEIKO EPSON CORPORATION
- Kazuya Usuda
- G02 - OPTICS