Kyohei Maekawa

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Yokohama-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical module
- Patent number 11,784,720
- Issue date Oct 10, 2023
- Sumitomo Electric Industries, Ltd.
- Kazuaki Mii
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical semiconductor device and method of assembling optical semic...
- Patent number 11,482,559
- Issue date Oct 25, 2022
- Sumitomo Electric Device Innovations, Inc.
- Kyohei Maekawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Receiver optical module and process of assembling the same
- Patent number 11,152,342
- Issue date Oct 19, 2021
- Sumitomo Electric Device Innovations, Inc.
- Kyohei Maekawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Receiver optical module and process of assembling the same
- Patent number 10,734,369
- Issue date Aug 4, 2020
- Sumitomo Electric Device Innovations, Inc.
- Kyohei Maekawa
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL MODULE
- Publication number 20220271843
- Publication date Aug 25, 2022
- Sumitomo Electric Industries, Ltd.
- Kazuaki MII
- G02 - OPTICS
Information Patent Application
OPTICAL SEMICONDUCTOR DEVICE AND METHOD OF ASSEMBLING OPTICAL SEMIC...
- Publication number 20210098523
- Publication date Apr 1, 2021
- SUMITOMO ELECTRIC DEVICE INNOVATIONS, INC.
- Kyohei MAEKAWA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
RECEIVER OPTICAL MODULE AND PROCESS OF ASSEMBLING THE SAME
- Publication number 20200328199
- Publication date Oct 15, 2020
- SUMITOMO ELECTRIC DEVICE INNOVATIONS, INC.
- Kyohei MAEKAWA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
RECEIVER OPTICAL MODULE AND PROCESS OF ASSEMBLING THE SAME
- Publication number 20190131288
- Publication date May 2, 2019
- SUMITOMO ELECTRIC DEVICE INNOVATIONS, INC.
- Kyohei Maekawa
- H01 - BASIC ELECTRIC ELEMENTS