Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4534941 | Analytical instrument thermoelectric temperature regulator | Donald E. Stephens | 1985-08-13 |
| 4459533 | Variable slip drive system for induction motor | Herschel E. Wright | 1984-07-10 |
| 4372150 | Flow monitoring method and apparatus | Donald E. Stephens | 1983-02-08 |
| 4286203 | Slip frequency control for variable speed induction motors | — | 1981-08-25 |
| 4284931 | Overspeed shutdown system for centrifuge apparatus | — | 1981-08-18 |