Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 5556926 | Concentrate for use in the melt fabrication of polyester | George E. Rotter, Weilong L. Chiang, Boh C. Tsai, John L. Melquist, Stephen Y. Chen | 1996-09-17 | $63,184,000 |
| 5536793 | Concentrate for use in the melt fabrication of polyester | George E. Rotter, Weilong L. Chiang, Boh C. Tsai, John L. Melquist, Stephen Y. Chen | 1996-07-16 | $36,195,000 |