Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4302882 | Engine boring fixture | Vyron E. Anderson | 1981-12-01 |
| 4258449 | Stiffener for shoes or the like | — | 1981-03-31 |
| 4236268 | Technique and articles for forming shoe shanks | Donald L. Bray, Raymond L. Peterson | 1980-12-02 |