Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6445796 | Automatic telephone-line disconnect system | Theodore J. Rauen | 2002-09-03 |
| 6241528 | Reusable writing table | — | 2001-06-05 |
| 6192128 | Current-sensitive telephone-line disconnect system | Theodore J. Rauen | 2001-02-20 |