Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5900825 | System and method for communicating location and direction specific information to a vehicle | Richard J. Pressel, Michael G. Pressel | 1999-05-04 |
| 4245540 | Sound sustaining device for musical instruments | — | 1981-01-20 |