Hiroki AKIYAMA

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Yokohama-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical fiber fusion splicing device, and fusion splicing method fo...
- Patent number 12,085,757
- Issue date Sep 10, 2024
- SUMITOMO ELECTRIC OPTIFRONTIER CO., LTD.
- Hiroki Akiyama
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
FUSION SPLICING DEVICE AND CORE POSITION SPECIFICATION METHOD
- Publication number 20240302592
- Publication date Sep 12, 2024
- SUMITOMO ELECTRIC OPTIFRONTIER CO., LTD.
- Takahiro SUWA
- G02 - OPTICS
Information Patent Application
FUSION SPLICING DEVICE
- Publication number 20240192444
- Publication date Jun 13, 2024
- SUMITOMO ELECTRIC OPTIFRONTIER CO., LTD.
- Takahiro SUWA
- G02 - OPTICS
Information Patent Application
OPTICAL FIBER FUSION SPLICING DEVICE, AND FUSION SPLICING METHOD FO...
- Publication number 20220317376
- Publication date Oct 6, 2022
- SUMITOMO ELECTRIC OPTIFRONTIER CO., LTD.
- Hiroki AKIYAMA
- G02 - OPTICS
Information Patent Application
OPTICAL FIBER FUSION SPLICING METHOD AND FUSION SPLICING DEVICE
- Publication number 20220026638
- Publication date Jan 27, 2022
- SUMITOMO ELECTRIC OPTIFRONTIER CO., LTD.
- Hiroki AKIYAMA
- G02 - OPTICS