Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4919895 | Apparatus for oxygenation of liquid state dissolved oxygen-carrying formulation | Charles M. Heldebrant, George R. Groveman, Charles H. Davis | 1990-04-24 |
| 4769241 | Apparatus and process for oxygenation of liquid state dissolved oxygen-carrying formulation | Charles M. Heldebrant, George R. Groveman, Charles H. Davis | 1988-09-06 |