Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8010408 | Packetized advertising utilizing information indicia | Simeon Marc Balban | 2011-08-30 |
| 7119683 | Gemstone inventory and detection system | — | 2006-10-10 |
| 6850160 | Gemstone inventory and detection system | — | 2005-02-01 |
| 5626139 | Tympanic thermometer | Donald M. Szeles | 1997-05-06 |
| 5209400 | Portable calculator for refrigeration heating and air conditioning equipment service | John M. Winslow, Henry D. Winslow | 1993-05-11 |