Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4855362 | Polymer alloy | Howard A. Colvin | 1989-08-08 |
| 4847313 | Gel prevention in polymers | Donald C. Grimm, Jerry J. Dillon, Kirkwood S. Cottman, Calvin A. Bennett | 1989-07-11 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4855362 | Polymer alloy | Howard A. Colvin | 1989-08-08 |
| 4847313 | Gel prevention in polymers | Donald C. Grimm, Jerry J. Dillon, Kirkwood S. Cottman, Calvin A. Bennett | 1989-07-11 |