Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4311975 | Frequency band filter | Michel R. Benoit, Pierre Gerlach, Claude Grolleau | 1982-01-19 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4311975 | Frequency band filter | Michel R. Benoit, Pierre Gerlach, Claude Grolleau | 1982-01-19 |