Tadahisa IIKUBO

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Mode controller
- Patent number 11,340,397
- Issue date May 24, 2022
- Adamant Namiki Precision Jewel Co., Ltd.
- Koji Horiguchi
- G02 - OPTICS
Information Patent Grant
Optical branching/coupling device and optical transmission/receptio...
- Patent number 10,473,856
- Issue date Nov 12, 2019
- Adamant Namiki Precision Jewel Co., Ltd.
- Hiroyuki Fujiwara
- G02 - OPTICS
Information Patent Grant
Mode scrambler
- Patent number 10,254,482
- Issue date Apr 9, 2019
- ADAMANT CO., LTD.
- Yasuhiro Hyakutake
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
MODE CONTROLLER
- Publication number 20200379169
- Publication date Dec 3, 2020
- Adamant Namiki Precision Jewel Co., Ltd.
- Koji HORIGUCHI
- G02 - OPTICS
Information Patent Application
OPTICAL BRANCHING/COUPLING DEVICE AND OPTICAL TRANSMISSION/RECEPTIO...
- Publication number 20190079244
- Publication date Mar 14, 2019
- Adamant Namiki Precision Jewel Co., Ltd.
- Hiroyuki FUJIWARA
- G02 - OPTICS
Information Patent Application
MODE SCRAMBLER
- Publication number 20180164503
- Publication date Jun 14, 2018
- ADAMANT CO., LTD.
- Yasuhiro HYAKUTAKE
- G02 - OPTICS