Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7467653 | Aircraft tire with improved high speed properties | John Joseph Slivka, Hal Warren Stilley, Jr., Oscar Allen Hash, Jerome Wesley Ward | 2008-12-23 |
| D283207 | Railway tie pad | — | 1986-04-01 |
| 4333691 | Rotary rock bit with improved thrust flange | — | 1982-06-08 |