Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D308628 | Telecommunication service wire connector | Mark D. Sorlien, William J. Seim | 1990-06-19 |
| 4657321 | Telecommunication service wire connector | Mark D. Sorlien, William J. Seim | 1987-04-14 |
| 4561708 | Cable shield connector | Mark D. Sorlien | 1985-12-31 |
| 4423918 | Re-enterable service wire splice closure | William J. Seim | 1984-01-03 |