Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5665801 | High molecular weight polyester flame retardant and process for preparing the same | Shinn-Jen Chang, Rong-Shuh Chang, Tsai-Wie Tseng, Jen-Lien Lin | 1997-09-09 |
| 5650531 | Highly pendant phosphorus-containing reactive oligomer flame retardant | Shinn-Jen Chang, Yi-Ni Cheng, Rong-Shuh Chang | 1997-07-22 |