Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5635211 | Microcapsules having walls made of polyisocyanate/guanidine reaction products | Jurgen Weisser | 1997-06-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5635211 | Microcapsules having walls made of polyisocyanate/guanidine reaction products | Jurgen Weisser | 1997-06-03 |