Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8861166 | Low voltage modular room ionization system | Richard D. Rodrigo, Philip R. Hall | 2014-10-14 |
| 7924544 | Low voltage modular room ionization system | Richard D. Rodrigo, Philip R. Hall | 2011-04-12 |
| 7391599 | Low voltage modular room ionization system | Richard D. Rodrigo, Philip R. Hall | 2008-06-24 |
| 7161788 | Low voltage modular room ionization system | Richard D. Rodrigo, Philip R. Hall | 2007-01-09 |
| 7081818 | Article identification and tracking using electronic shadows created by RFID tags | Eric Eckstein, Gary Mazoki | 2006-07-25 |
| 6717414 | Self-balancing ionizer monitor | Richard D. Rodrigo | 2004-04-06 |
| 6643113 | Low voltage modular room ionization system | Richard D. Rodrigo, Philip R. Hall | 2003-11-04 |
| 6507473 | Low voltage modular room ionization system | Richard D. Rodrigo, Philip R. Hall | 2003-01-14 |
| 6417581 | Circuit for automatically inverting electrical lines connected to a device upon detection of a miswired condition to allow for operation of device even if miswired | Philip R. Hall | 2002-07-09 |
| 6271756 | Security tag detection and localization system | John Edwin Davies, Jr., Eric Eckstein, Edwin H. Hopton, Jr. | 2001-08-07 |
| 6252756 | Low voltage modular room ionization system | Richard D. Rodrigo, Philip R. Hall | 2001-06-26 |