Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 4380418 | Vacuum pressure selection and generation device | Daniel A. Crawford | 1983-04-19 | $15,693,000 |
| 4316144 | Integral mechanical and electrical vehicle speed sensor | — | 1982-02-16 | $9,260,000 |