Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 11823653 | Mouth-controlled electronic musical instrument | — | 2023-11-21 | |
| 8987576 | Electronic musical instrument | — | 2015-03-24 | |
| 8440897 | Guitar with high speed, closed-loop tension control | — | 2013-05-14 | |
| 8290705 | Mobile navigation system with graphic crime-risk display | Thomas Trinko, Paul M. Hager | 2012-10-16 | |
| 5966074 | Intruder alarm with trajectory display | — | 1999-10-12 | |
| 5708983 | Inflatable cheese wedge hat | David Ray Cross, Thomas Maser | 1998-01-20 | |
| 4765393 | Thermally regenerative hot beverage container | — | 1988-08-23 | |
| 4444171 | Electronic ignition timing | — | 1984-04-24 | $3,749,000 |