Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5435370 | Pneumatic tire having discontinuous outer carcass ply | Kenneth V. Kenreich, Leonard A. Kopka, Joe A. Powell | 1995-07-25 |
| 5152951 | Vented tire mold and method for vacuum molding | Donald R. Bartley, John P. Czarnecki | 1992-10-06 |
| 4703079 | Cutting and chipping resistant tread for heavy service pneumatic off-the-road tires | Zion S. Lee, Stephen E. Katrenick | 1987-10-27 |
| 4644988 | High performance tire and tread compound for it | Larry Alan Kraus, Paul C. Staab | 1987-02-24 |
| 4519430 | Energy saving tire with silica-rich tread | Ronald J. Schaefer | 1985-05-28 |
| 4281703 | Energy saving tire with large particle size, high structure carbon black in tread | — | 1981-08-04 |
| 4184998 | Non odorous silane coupling agent | Ronald L. Shippy | 1980-01-22 |