Tz Jin Yang

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Taoyuan, TW

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Patents Grantslast 30 patents

Information Patent Grant
Photosensitive polyimide composition and photoresist film made thereof
- Patent number 11,029,598
- Issue date Jun 8, 2021
- ECHEM SOLUTIONS CORP.
- Tz Jin Yang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
POSITIVE PHOTORESIST COMPOSITION, NEGATIVE PHOTORESIST PATTERN LITH...
- Publication number 20240369927
- Publication date Nov 7, 2024
- Advanced Echem Materials Company Limited
- Kuo Chu Yeh
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
METHOD OF REMOVING PHOTORESIST, LAMINATE, METHOD OF FORMING METALLI...
- Publication number 20210223699
- Publication date Jul 22, 2021
- eChem Solutions Corp.
- Tz-Jin Yang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Photosensitive Polyimide Composition and Photoresist Film Made Thereof
- Publication number 20190243241
- Publication date Aug 8, 2019
- eChem Solutions Corp.
- Tz Jin Yang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...