Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5365194 | Power operational amplifier having oscillation limiter and method therefor | — | 1994-11-15 |
| 4494224 | Pipe measuring method and apparatus | David J. Morrell, Donald G. DeVault | 1985-01-15 |