Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5775886 | Gas compressor with reciprocating piston with valve sheath | — | 1998-07-07 |
| 5203857 | Gas compressor head and discharge valve construction | Robert D. Douglas, Prasanta K. Roy, Milton M. Kosfeld | 1993-04-20 |
| 5106278 | Refrigerant gas compressor construction | — | 1992-04-21 |
| 5080130 | Gas compressor head and discharge valve construction | Robert D. Douglas, Prasanta K. Roy, Milton M. Kosfeld | 1992-01-14 |
| 4955796 | Refrigerant gas compressor construction | — | 1990-09-11 |
| 4393852 | Linkage mechanism for supercharger system | Robert C. Merritt | 1983-07-19 |
| 4392472 | Induction system for supercharged engine | Robert C. Merritt | 1983-07-12 |
| 4364366 | Induction system for supercharged engine | — | 1982-12-21 |
| 4364367 | Linkage mechanism for supercharger system | — | 1982-12-21 |