Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5512686 | Method for the purification of dioxydiphthalic anhydride and ester intermediate made therein | Willis T. Schwartz, Jeffrey S. Stults | 1996-04-30 |
| 5233049 | Highly fluorinated bis-imides | Willis T. Schwartz, Roger A. Wolfe | 1993-08-03 |
| 5185451 | Bis-imides of dioxydiphthalic acid | Jeffrey S. Stults, Willis T. Schwartz | 1993-02-09 |
| 5166404 | Dioxydiphthalic acid esters | Jeffrey S. Stults, Willis T. Schwartz | 1992-11-24 |