Issued Patents All Time
Showing 51–59 of 59 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7715168 | Controlled solenoid drive circuit | Joseph T Webber, Jr. | 2010-05-11 |
| 7167829 | Curing lamp apparatus giving operating conditions with electronic voice | Joseph Colombo | 2007-01-23 |
| 7029277 | Curing light with engineered spectrum and power compressor guide | Joseph Colombo | 2006-04-18 |
| 6900673 | Microcontroller unit | Joseph Colombo | 2005-05-31 |
| 6888354 | Apparatus and method for detecting missing or defective battery conditions | — | 2005-05-03 |
| 6885184 | Galvanically isolated voltage sensing circuit | — | 2005-04-26 |
| 6442339 | Operation of halogen lamp for curing of material | Joseph Colombo | 2002-08-27 |
| 6348784 | Switching power supply | Joseph Colombo | 2002-02-19 |
| 6241520 | Ultrasonic scaler with adaptive amplitude | Steven Abdelgader, Joseph Colombo | 2001-06-05 |