Masaya NAKAZUMI

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Tokyo, JP

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Patents Applicationslast 30 patents

Information Patent Application
LIGHT EMISSION DEVICE AND LIGHT SOURCE DEVICE
- Publication number 20250015564
- Publication date Jan 9, 2025
- FURUKAWA ELECTRIC CO., LTD.
- Masaya NAKAZUMI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
OPTICAL DEVICE AND METHOD OF MANUFACTURING OPTICAL DEVICE
- Publication number 20240332891
- Publication date Oct 3, 2024
- FURUKAWA ELECTRIC CO., LTD.
- Ayato OKADA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
OPTICAL DEVICE, LIGHT SOURCE DEVICE, AND OPTICAL FIBER LASER
- Publication number 20240204472
- Publication date Jun 20, 2024
- FURUKAWA ELECTRIC CO., LTD.
- Tatsuya YOSHIZAKI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
OPTICAL APPARATUS, LIGHT SOURCE APPARATUS, AND OPTICAL FIBER LASER
- Publication number 20230375791
- Publication date Nov 23, 2023
- FURUKAWA ELECTRIC CO., LTD.
- Masaya NAKAZUMI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
OPTICAL FIBER SUPPORT STRUCTURE AND SEMICONDUCTOR LASER MODULE
- Publication number 20230198220
- Publication date Jun 22, 2023
- FURUKAWA ELECTRIC CO., LTD.
- Masaya NAKAZUMI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
LIGHT EMITTING APPARATUS, LIGHT SOURCE UNIT, LIGHT SOURCE APPARATUS...
- Publication number 20220294174
- Publication date Sep 15, 2022
- FURUKAWA ELECTRIC CO., LTD.
- Yuta ISHIGE
- H01 - BASIC ELECTRIC ELEMENTS