Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5812683 | Headphone jack extended outlet | Thomas J. Nook | 1998-09-22 |
| 5315775 | Digital sign | Daniel J. Yenglin, Bruce A. Anderson | 1994-05-31 |
| D340260 | Combined header and sign support housing for advertising | Daniel J. Yenglin | 1993-10-12 |