| 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 |