Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5674057 | Submersible canned motor mixer pump | Richard Duane Pollick | 1997-10-07 |
| 5659214 | Submersible canned motor transfer pump | Richard Duane Pollick, Charles P. Nyilas, Timothy J. Denmeade | 1997-08-19 |
| 5592039 | AC and DC motor-generator set having stators with annular end plate water cooling channels | — | 1997-01-07 |