Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4635374 | Bow sight bar | — | 1987-01-13 |
| 4531058 | Positron source position sensing detector and electronics | Charles A. Burnham, David E. Kaufman, David A. Chesler, Gordon L. Brownell | 1985-07-23 |