Tomoyoshi SASAKI

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Yokohama-shi, Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Fusion splicer working tray
- Patent number D1073757
- Issue date May 6, 2025
- SUMITOMO ELECTRIC OPTIFRONTIER CO., LTD.
- Yuta Ryono
- D15 - Machines not elsewhere specified

Patents Applicationslast 30 patents

Information Patent Application
HOUSING CASE FOR FUSION SPLICER AND FUSION SPLICER SET
- Publication number 20230373686
- Publication date Nov 23, 2023
- SUMITOMO ELECTRIC OPTIFRONTIER CO., LTD.
- Yuta RYONO
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
TRAY FOR FUSION SPLICING WORK AND FUSION SPLICER SET
- Publication number 20230367069
- Publication date Nov 16, 2023
- SUMITOMO ELECTRIC OPTIFRONTIER CO., LTD.
- Yuta RYONO
- G02 - OPTICS
Information Patent Application
OPTICAL FIBER FUSION SPLICER AND METHOD FOR FUSION SPLICING OPTICAL...
- Publication number 20230038405
- Publication date Feb 9, 2023
- SUMITOMO ELECTRIC OPTIFRONTIER CO., LTD.
- Takahiro SUWA
- G02 - OPTICS