Hidenori YOSHIOKA

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Diffractive optical element and light irradiation device
- Patent number 10,768,347
- Issue date Sep 8, 2020
- Dai Nippon Printing Co., Ltd.
- Yuichi Miyazaki
- G02 - OPTICS
Information Patent Grant
Diffractive optical element and light irradiation apparatus
- Patent number 10,704,763
- Issue date Jul 7, 2020
- Dai Nippon Printing Co., Ltd.
- Yuichi Miyazaki
- G02 - OPTICS
Information Patent Grant
Diffractive optical element and light irradiation apparatus
- Patent number 10,591,133
- Issue date Mar 17, 2020
- Dai Nippon Printing Co., Ltd.
- Yuichi Miyazaki
- F21 - LIGHTING

Patents Applicationslast 30 patents

Information Patent Application
DIFFRACTIVE OPTICAL ELEMENT AND LIGHT IRRADIATION APPARATUS
- Publication number 20190346108
- Publication date Nov 14, 2019
- DAI NIPPON PRINTING CO., LTD.
- Yuichi MIYAZAKI
- G02 - OPTICS
Information Patent Application
DIFFRACTIVE OPTICAL ELEMENT AND LIGHT IRRADIATION DEVICE
- Publication number 20190285781
- Publication date Sep 19, 2019
- DAI NIPPON PRINTING CO., LTD.
- Yuichi MIYAZAKI
- G02 - OPTICS
Information Patent Application
DIFFRACTIVE OPTICAL ELEMENT AND LIGHT IRRADIATION APPARATUS
- Publication number 20190178468
- Publication date Jun 13, 2019
- DAI NIPPON PRINTING CO., LTD.
- Yuichi MIYAZAKI
- F21 - LIGHTING