Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7093455 | Vapor-compression evaporative air conditioning systems and components | Mark T. Holtzapple, Richard Davison | 2006-08-22 |
| 6886326 | Quasi-isothermal brayton cycle engine | Mark T. Holtzapple | 2005-05-03 |
| 6684658 | Vapor-compression evaporative air conditioning systems and components | Mark T. Holtzapple, Richard Davison | 2004-02-03 |
| 6530211 | Quasi-isothermal Brayton Cycle engine | Mark T. Holtzapple | 2003-03-11 |
| 6427453 | Vapor-compression evaporative air conditioning systems and components | Mark T. Holtzapple, Richard Davison | 2002-08-06 |
| 6336317 | Quasi-isothermal Brayton cycle engine | Mark T. Holtzapple | 2002-01-08 |