Takasi SIMOYAMA

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Tsukuba, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical semiconductor device and optical transmission apparatus
- Patent number 11,837,676
- Issue date Dec 5, 2023
- Fujitsu Optical Components Limited
- Takasi Simoyama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Optical semiconductor device
- Patent number 11,307,480
- Issue date Apr 19, 2022
- Fujitsu Limited
- Takasi Simoyama
- G02 - OPTICS
Information Patent Grant
Optical semiconductor device and optical transceiver
- Patent number 10,580,923
- Issue date Mar 3, 2020
- Fujitsu Limited
- Takasi Simoyama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor light receiving device
- Patent number 9,735,296
- Issue date Aug 15, 2017
- Fujitsu Limited
- Takasi Simoyama
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
PHOTODETECTOR AND PHOTONIC INTEGRATED DEVICE
- Publication number 20230085007
- Publication date Mar 16, 2023
- FUJITSU OPTICAL COMPONENTS LIMITED
- Takasi SIMOYAMA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR PHOTODETECTOR, RECEIVER, AND INTEGRATED OPTICAL DEVICE
- Publication number 20230014187
- Publication date Jan 19, 2023
- FUJITSU OPTICAL COMPONENTS LIMITED
- Takasi SIMOYAMA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
OPTICAL SEMICONDUCTOR DEVICE
- Publication number 20200363695
- Publication date Nov 19, 2020
- Fujitsu Limited
- Takasi Simoyama
- G02 - OPTICS
Information Patent Application
OPTICAL SEMICONDUCTOR DEVICE AND OPTICAL TRANSMISSION APPARATUS
- Publication number 20200321486
- Publication date Oct 8, 2020
- Fujitsu Limited
- Takasi SIMOYAMA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
OPTICAL SEMICONDUCTOR DEVICE AND OPTICAL TRANSCEIVER
- Publication number 20190378949
- Publication date Dec 12, 2019
- Fujitsu Limited
- Takasi SIMOYAMA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEMICONDUCTOR LIGHT RECEIVING DEVICE
- Publication number 20170104109
- Publication date Apr 13, 2017
- Fujitsu Limited
- Takasi SIMOYAMA
- G02 - OPTICS