Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888402 | Copolymes formed from N-hydroxyphenylmaleinimide (derivatives) and allyl compounds | Martin Roth, Sameer H. Eldin | 1989-12-19 |
| 4859761 | Cyanoguanidines as hardeners for epoxy resins | Alex Alder | 1989-08-22 |
| 4855367 | Orthocarbonates | Sameer H. Eldin, Martin Roth, Claus W. Rabener | 1989-08-08 |