Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7642501 | Portable handheld artificial light detector | William J. Fassbender, Brian P. Platner | 2010-01-05 |
| 7586408 | Self-powered long-life occupancy sensors and sensor circuits | — | 2009-09-08 |
| 7576647 | Self-powered long-life occupancy sensors and sensor circuits | — | 2009-08-18 |
| 7521662 | Portable handheld artificial light detector | William J. Fassbender, Brian P. Platner | 2009-04-21 |
| 7319389 | Self-powered long-life occupancy sensors and sensor circuits | — | 2008-01-15 |
| 7288755 | Portable handheld artificial light detector | William J. Fassbender, Brian P. Platner | 2007-10-30 |
| 6850159 | Self-powered long-life occupancy sensors and sensor circuits | — | 2005-02-01 |
| 6304180 | Highly versatile occupancy sensor | Brian P. Platner, William J. Fassbender | 2001-10-16 |
| 6215398 | Occupancy sensors for long-range sensing within a narrow field of view | Brian P. Platner, William J. Fassbender, Keith K. Platner | 2001-04-10 |
| 5864184 | Interface circuitry for facilitating installation of a control device | Brian P. Platner, Keith K. Platner | 1999-01-26 |
| 5701117 | Occupancy detector | Brian P. Platner | 1997-12-23 |
| 5473202 | Control unit for occupancy sensor switching of high efficiency lighting | Brian P. Platner | 1995-12-05 |
| RE32828 | Passive infrared intrusion detection system | — | 1989-01-10 |
| 4644164 | Compact passive infrared intrusion sensor | — | 1987-02-17 |
| D275658 | Intrusion detector unit | William G. Kahl, Jr. | 1984-09-25 |
| 4447726 | Passive infrared intrusion detector | William G. Kahl, Jr. | 1984-05-08 |
| 4275303 | Passive infrared intrusion detection system | — | 1981-06-23 |
| 4215271 | Adjustable mirror mount for photoelectric intrusion detector | Richard Settanni, William G. Kahl, Jr. | 1980-07-29 |