Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4728267 | Fluid driven reciprocating pump | Alexander Ruttenberg | 1988-03-01 |
| 4548551 | Fluid driven reciprocating pump capable of either single-action or double-action operation | Alexander Ruttenberg | 1985-10-22 |