Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE34524 | Polyimide coating compositions based on meta-dialkyldihydrogen pyromellitate and aromatic diamines | Anthony F. Arnold, Ying-Ying Cheng, Patricia Metzger Cotts, Donald C. Hofer, Mahmoud Khojasteh +3 more | 1994-01-25 |
| 4849501 | Polyimide coating compositions based on meta-dialkyldihydrogen pyromellitate and aromatic diamines | Anthony F. Arnold, Ying-Ying Cheng, Patricia Metzger Cotts, Donald C. Hofer, Mahmoud Khojasteh +3 more | 1989-07-18 |