Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5744503 | Recycling polyester and recovering glycols | Brad Smith | 1998-04-28 |
| 5502239 | Process for recovering dimethyl terephthalate | Brad Smith | 1996-03-26 |
| 5414106 | Process for recovering dimethyl terephthalate | Brad Smith | 1995-05-09 |