Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4326107 | Communication system and means for interconnection of same | — | 1982-04-20 |
| 4239320 | Electrical connector | David Hesse, Ronald F. Krolak | 1980-12-16 |
| 4213013 | Telephone network/subscriber interface device | Gerhard R. Mache | 1980-07-15 |