Jin-Kai Chang

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Taichung, TW

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Patents Applicationslast 30 patents

Information Patent Application
Lending-Borrowing System
- Publication number 20250148529
- Publication date May 8, 2025
- Jin-Hau CHANG
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
METHOD FOR PRODUCING A LOW TEMPERATURE GLASS PHOSPHOR LENS AND A LE...
- Publication number 20160139300
- Publication date May 19, 2016
- TAIWAN COLOR OPTICS, INC.
- Wood-Hi Cheng
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...