Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5374701 | Diarylacetylenes, enamines and acetylenic polymers and their production | Allan S. Hay | 1994-12-20 |
| 5233046 | Diarylacetylenes, enamines and acetylenic polymers and their production | Allan S. Hay | 1993-08-03 |
| 5196606 | Aromatic tertiary amines, enamines, deoxybenzoins and benzils | Allan S. Hay | 1993-03-23 |
| 5117062 | Aromatic tertiary amines, enamines, deoxybenzoins and benzils | Allan S. Hay | 1992-05-26 |
| 5011998 | Aromatic tertiary amines, enamines, deoxybenzoins and benzils | Allan S. Hay | 1991-04-30 |