J. H. Tsai

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Chang-Hua, TW

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Patents Grantslast 30 patents

Information Patent Grant
Method of reducing color and polymerization decay of cellulose viscose
- Patent number 6,045,587
- Issue date Apr 4, 2000
- Acelon Chemical and Fiber Corporation
- Meng-Song Cheng
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Process for preparing caprolactam
- Patent number 5,977,356
- Issue date Nov 2, 1999
- Industrial Technology Research Institute
- Shiao-Jung Chu
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Manufacturing process of polyether-ester amide elastomer and elasti...
- Patent number 5,917,000
- Issue date Jun 29, 1999
- J. H. Tsai
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING