Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6458304 | Flash spinning process and solutions of polyester | Hyunkook Shin, Joseph Robert Guckert | 2002-10-01 |
| 6426398 | Poly (trimethylene terephthalate) polymer composition | Yuanfeng Liang, Donald Edward Putzig | 2002-07-30 |
| 6350895 | Transesterification process using yttrium and samarium compound catalystis | — | 2002-02-26 |
| 6335421 | Preparation of poly(trimethylene terephthalate) with low level of di(1,3-propylene glycol) | Yuanfeng Liang | 2002-01-01 |