Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5924844 | Dissolved gas augmentation with mixing chambers | Joseph M. Cybularz, Richard K. Fisher, Jr., Robert G. Grubb | 1999-07-20 |
| 5823740 | Dissolved gas augmentation with mixing chambers | Joseph M. Cybularz, Richard K. Fisher, Jr., Robert G. Grubb | 1998-10-20 |