Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6524063 | Hydraulic turbine for enhancing the level of dissolved gas in water | James R. Beyer, Richard K. Fisher, Jr., Robert G. Grubb | 2003-02-25 |
| 6095749 | Hydraulic turbine for enhancing the level of dissolved gas in water | James R. Beyer, Richard K. Fisher, Jr., Robert G. Grubb | 2000-08-01 |
| 5924842 | Hydraulic turbine for enhancing the level of dissolved gas in water | James R. Beyer, Richard K. Fisher, Jr., Robert G. Grubb | 1999-07-20 |
| 4390959 | Optimal start programmer | — | 1983-06-28 |