Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6835800 | Nylon copolymers containing dimeric acid comonomers | Cheng-Wei Yeh, Hsiang-In Tang, Lien-Tai Chen | 2004-12-28 |
| 6812324 | Method for preparing nylon 6 copolymer containing sulfonate comonomers | Cheng-Wei Yeh, Lien-Tai Chen, Chia-Hung Chen | 2004-11-02 |