YU-CHUN CHAN

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Changhua County, TW

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Patents Grantslast 30 patents

Information Patent Grant
Handle for tool
- Patent number D1058339
- Issue date Jan 21, 2025
- Yu-Chun Chan
- D08 - Tools and hardware

Patents Applicationslast 30 patents

Information Patent Application
ADHESIVE COMPOSITION AND WATER-SOLUBLE ADHESIVE MIXTURE
- Publication number 20230242796
- Publication date Aug 3, 2023
- YU-CHUN CHAN
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...