Mamoru OKAMOTO

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Patents Grantslast 30 patents

Information Patent Grant
Light beam direction control element, display device, and method fo...
- Patent number 11,852,950
- Issue date Dec 26, 2023
- TIANMA JAPAN, LTD.
- Masanori Shirokawa
- G02 - OPTICS
Information Patent Grant
Light beam direction control element and display apparatus
- Patent number 10,948,632
- Issue date Mar 16, 2021
- TIANMA MICROELECTRONICS CO., LTD.
- Mamoru Okamoto
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
LIGHT BEAM DIRECTION CONTROL ELEMENT, DISPLAY DEVICE, AND METHOD FO...
- Publication number 20230314897
- Publication date Oct 5, 2023
- TIANMA JAPAN, LTD.
- Masanori SHIROKAWA
- G02 - OPTICS
Information Patent Application
LIGHT BEAM DIRECTION CONTROL ELEMENT AND DISPLAY APPARATUS
- Publication number 20170371077
- Publication date Dec 28, 2017
- NLT Technologies, Ltd.
- Mamoru OKAMOTO
- G02 - OPTICS