Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D326440 | Tire tread and buttress | Michael A. Kolowski, William M. Hopkins, Anthony J. Scarpitti, Darrell E. Covert, Paul Bryan Maxwell +2 more | 1992-05-26 |
| D326075 | Tire tread and buttress | Darrell E. Covert, Paul Bryan Maxwell, Frederick W. Miller, Richard L. Galante, Michael A. Kolowski +2 more | 1992-05-12 |
| D324842 | Tire thread and buttress | Darrell E. Covert, Paul Bryan Maxwell, Frederick W. Miller, Richard L. Galante, Michael A. Kolowski +2 more | 1992-03-24 |