Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7628126 | Split four stroke engine | — | 2009-12-08 |
| 7017536 | Split four stroke engine | — | 2006-03-28 |
| 6880502 | Split four stroke engine | — | 2005-04-19 |
| 6722127 | Split four stroke engine | James V. Masi | 2004-04-20 |
| 6609371 | Split four stroke engine | — | 2003-08-26 |
| 6543225 | Split four stroke cycle internal combustion engine | — | 2003-04-08 |
| 5400606 | Apparatus for recovering refrigerant | — | 1995-03-28 |
| 5378123 | Apparatus for recovering refrigerant with offset cam | Charles K. Forner | 1995-01-03 |
| 5313808 | Portable refrigerant recycling unit for heat exchange with separate recovery unit | — | 1994-05-24 |
| 4981020 | Apparatus for recovering refrigerant | — | 1991-01-01 |
| 4766733 | Refrigerant reclamation and charging unit | — | 1988-08-30 |