Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4879140 | Method for making pigment flakes | Richard P. Shimshock, Matthew E. Krisl | 1989-11-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4879140 | Method for making pigment flakes | Richard P. Shimshock, Matthew E. Krisl | 1989-11-07 |