Ken Katagiri

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Sakura-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Semiconductor laser module and method of manufacturing semiconducto...
- Patent number 11,515,689
- Issue date Nov 29, 2022
- Fujikura Ltd.
- Ken Katagiri
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Optical coupler, laser device, and taper fiber
- Patent number 10,073,220
- Issue date Sep 11, 2018
- Fujikura Ltd.
- Tomoyuki Fujita
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
SEMICONDUCTOR LASER MODULE AND METHOD OF MANUFACTURING SEMICONDUCTO...
- Publication number 20210066891
- Publication date Mar 4, 2021
- FUJIKURA LTD.
- Ken Katagiri
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
LASER MODULE
- Publication number 20190319431
- Publication date Oct 17, 2019
- FUJIKURA LTD.
- Ken Katagiri
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
OPTICAL COUPLER, LASER DEVICE, AND TAPER FIBER
- Publication number 20170235055
- Publication date Aug 17, 2017
- FUJIKURA LTD.
- Tomoyuki Fujita
- G02 - OPTICS
Information Patent Application
SEMICONDUCTOR LASER APPARATUS AND METHOD OF MANUFACTURING THE SAME
- Publication number 20170170628
- Publication date Jun 15, 2017
- FUJIKURA LTD.
- Ken Katagiri
- H01 - BASIC ELECTRIC ELEMENTS