Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12091032 | Engine sound enhancement during towing | Michael U. Frank, Keita Okamoto, Luis Miyar Alvarez | 2024-09-17 |
| 11492052 | Trucks including externally mounted combination absorber and seal member | Adam D. Holmstrom, Ryan C. Harris | 2022-11-08 |
| 11322132 | Engine sound enhancement | Michael U. Frank, Keita Okamoto, Shigeki Yoshida | 2022-05-03 |
| 8585126 | Vehicle drain hole plug | Mingher Fred Shen | 2013-11-19 |