Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6533536 | Hydro-turbine runner | Robert G. Grubb, Joseph M. Cybularz, Richard K. Donelson, Mark E. Kennell, Wolfgang Heine | 2003-03-18 |
| 6524063 | Hydraulic turbine for enhancing the level of dissolved gas in water | James R. Beyer, Robert G. Grubb, Christian G. Cabou | 2003-02-25 |