Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7146290 | Apparatus and method for diagnosing performance of air-conditioning systems | Tony Ferraro, William Frederick Waters | 2006-12-05 |
| D496294 | Cartridge with a bottom left-handed thread for injecting a fluorescent dye or lubricant into an air-conditioning or refrigeration system | Tony Ferraro, William Frederick Waters | 2004-09-21 |
| D489016 | Cartridge with a bottom right-handed thread for injecting a fluorescent dye or lubricant into an air-conditioning or refrigeration system | Tony Ferraro, William Frederick Waters | 2004-04-27 |