Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4645320 | Camera mount for motor vehicle | Duane D. Muelling, Philip E. Nimmo, IV | 1987-02-24 |
| 4552015 | Fuel consumption measuring system | David P. Emmett, Duane D. Muelling | 1985-11-12 |