Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4380418 | Vacuum pressure selection and generation device | Daniel A. Crawford | 1983-04-19 |
| 4316144 | Integral mechanical and electrical vehicle speed sensor | — | 1982-02-16 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4380418 | Vacuum pressure selection and generation device | Daniel A. Crawford | 1983-04-19 |
| 4316144 | Integral mechanical and electrical vehicle speed sensor | — | 1982-02-16 |