Tomohiro TAKAGI

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Matsumoto-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Illuminator and projection-type display apparatus
- Patent number 11,480,860
- Issue date Oct 25, 2022
- Seiko Epson Corporation
- Hiroaki Miya
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Light source apparatus and projector
- Patent number 10,108,077
- Issue date Oct 23, 2018
- Seiko Epson Corporation
- Katsumitsu Hama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
ILLUMINATOR AND PROJECTION-TYPE DISPLAY APPARATUS
- Publication number 20200409247
- Publication date Dec 31, 2020
- SEIKO EPSON CORPORATION
- Hiroaki MIYA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
PROJECTION-TYPE DISPLAY APPARATUS
- Publication number 20200379333
- Publication date Dec 3, 2020
- SEIKO EPSON CORPORATION
- Hiroaki MIYA
- G02 - OPTICS
Information Patent Application
LIGHT SOURCE DEVICE AND PROJECTOR
- Publication number 20190018308
- Publication date Jan 17, 2019
- SEIKO EPSON CORPORATION
- Takahiro TAKIZAWA
- G02 - OPTICS
Information Patent Application
LIGHT SOURCE APPARATUS AND PROJECTOR
- Publication number 20180217481
- Publication date Aug 2, 2018
- SEIKO EPSON CORPORATION
- Katsumitsu HAMA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
POLARIZATION CONVERSION ELEMENT AND PROJECTOR
- Publication number 20170329213
- Publication date Nov 16, 2017
- SEIKO EPSON CORPORATION
- Tomohiro TAKAGI
- G02 - OPTICS
Information Patent Application
PROJECTOR
- Publication number 20100245688
- Publication date Sep 30, 2010
- SEIKO EPSON CORPORATION
- Hiroaki YANAI
- H04 - ELECTRIC COMMUNICATION TECHNIQUE