Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4736122 | Read head for Wiegand wire | John E. Opie, John R. Wiegand | 1988-04-05 |
| 4593209 | Read head for Wiegand Wire | — | 1986-06-03 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4736122 | Read head for Wiegand wire | John E. Opie, John R. Wiegand | 1988-04-05 |
| 4593209 | Read head for Wiegand Wire | — | 1986-06-03 |