Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4918585 | Maintenance reminder system for a pump | Les Miller, Vance J. Nau, Chih-Hua Chung | 1990-04-17 |
| 4797207 | Apparatus for controlling a pump to account for compressibility of liquids in obtaining steady flow | Robert L. Howe, Leslie A. Miller | 1989-01-10 |
| 4797834 | Process for controlling a pump to account for compressibility of liquids in obtaining steady flow | Robert L. Howe, Leslie A. Miller | 1989-01-10 |