Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5213845 | Coloring process | Walter J. Bohrn, Raymond C. Kent | 1993-05-25 |
| 4921748 | Fluorhectorite laminate printed circuit substrate | Walter J. Bohrn, Shelly N. Garman | 1990-05-01 |