Jinyang ZHAO

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Beijing, CN

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Patents Applicationslast 30 patents

Information Patent Application
INK FOR PRODUCING LASER LIGHT SOURCESY
- Publication number 20200172750
- Publication date Jun 4, 2020
- INSTITUTE OF CHEMISTRY, CHINESE ACADEMY OF SCIENCES
- Yongsheng ZHAO
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
PRINTING HEAD MODULE, SYSTEM AND METHOD FOR PRINTING LASER SOURCES
- Publication number 20200079107
- Publication date Mar 12, 2020
- Yongsheng ZHAO
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS