Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D738882 | Touchless microwave switch | Henry L. Miszkiewicz, John Echols, R. Douglas Hogg | 2015-09-15 |
| D724588 | Smart card RFID reader | Henry L. Miszkiewicz, John Echols, R. Douglas Hogg | 2015-03-17 |
| D686931 | Proximity sensor | Peter N. Kaufman | 2013-07-30 |
| D686932 | Proximity sensor | Peter N. Kaufman | 2013-07-30 |
| D639194 | Proximity sensor | Peter N. Kaufman | 2011-06-07 |
| D639195 | Proximity sensor | Peter N. Kaufman | 2011-06-07 |
| D634662 | Proximity sensor | Peter N. Kaufman | 2011-03-22 |
| D634661 | Proximity sensor | Peter N. Kaufman | 2011-03-22 |
| 7063471 | Access control apparatus | Peter N. Kaufman, John Echols | 2006-06-20 |
| D491087 | Keypad | Peter N. Kaufman, John Echols | 2004-06-08 |
| D459671 | Keypad | Peter N. Kaufman, John Echols, Richard Foster | 2002-07-02 |