Takeshi Baba

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Tsukuba, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical circuit element, optical communication apparatus, and metho...
- Patent number 11,726,259
- Issue date Aug 15, 2023
- Fujitsu Optical Components Limited
- Takeshi Baba
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Mode converter
- Patent number 11,402,581
- Issue date Aug 2, 2022
- Fujitsu Optical Components Limited
- Takeshi Baba
- G02 - OPTICS
Information Patent Grant
Optical modulation device
- Patent number 9,874,768
- Issue date Jan 23, 2018
- Fujitsu Limited
- Takeshi Baba
- G02 - OPTICS
Information Patent Grant
Optical modulator and optical transmitter
- Patent number 9,229,251
- Issue date Jan 5, 2016
- Fujitsu Limited
- Suguru Akiyama
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
MODE CONVERTER
- Publication number 20210382233
- Publication date Dec 9, 2021
- FUJITSU OPTICAL COMPONENTS LIMITED
- Takeshi BABA
- G02 - OPTICS
Information Patent Application
OPTICAL CIRCUIT ELEMENT, OPTICAL COMMUNICATION APPARATUS, AND METHO...
- Publication number 20210239905
- Publication date Aug 5, 2021
- Fujitsu Limited
- Takeshi Baba
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL MODULATION DEVICE
- Publication number 20170285372
- Publication date Oct 5, 2017
- Fujitsu Limited
- Takeshi Baba
- G02 - OPTICS
Information Patent Application
OPTICAL MODULATOR AND OPTICAL TRANSMITTER
- Publication number 20140153859
- Publication date Jun 5, 2014
- Fujitsu Limited
- Suguru Akiyama
- G02 - OPTICS