Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9801750 | Limb protective covering | — | 2017-10-31 |
| 6464227 | Manometric fluid barrier seal | Wojciech Wyczalkowski, Steven C. Roselle, Robert Peter Dowd, Ravi K. Sharma | 2002-10-15 |
| 5525269 | Impeller tiplets for improving gas to liquid mass transfer efficiency in a draft tube submerged turbine mixer/aerator | John R. Connolly, David E. Gibson | 1996-06-11 |
| 5297938 | Hydrofoil impeller | John Von Essen, Ravi K. Sharma, Edward C. Schrom | 1994-03-29 |