Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5207850 | Process for making thermoplastic composites with cyclics oligomers and composites made thereby | — | 1993-05-04 |
| 5073416 | Articles from mixed scrap plastics | Roger W. Avakian, Popkin Shenian, Erich Otto Teutsch | 1991-12-17 |
| 4417044 | Process for making polyetherimides | — | 1983-11-22 |