Takanori SATO

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Sapporo-shi, JP

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Patents Applicationslast 30 patents

Information Patent Application
SEMICONDUCTOR OPTICAL DEVICE AND METHOD OF MANUFACTURING THE SAME
- Publication number 20230275399
- Publication date Aug 31, 2023
- Sumitomo Electric Industries, Ltd.
- Naoya KONO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
OPTICAL FILTER AND WAVELENGTH TUNABLE LASER ELEMENT
- Publication number 20230089696
- Publication date Mar 23, 2023
- Sumitomo Electric Industries, Ltd.
- Takuo HIRATANI
- G02 - OPTICS
Information Patent Application
OPTICAL FILTER, WAVELENGTH TUNABLE LASER ELEMENT, WAVELENGTH TUNABL...
- Publication number 20230040798
- Publication date Feb 9, 2023
- Sumitomo Electric Industries, Ltd.
- Naoya KONO
- H01 - BASIC ELECTRIC ELEMENTS