Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7014509 | Universal wire harness for detectors | Mark A. Devine, Andrew J. Ivanecky | 2006-03-21 |
| 6970077 | Environmental condition alarm with voice enunciation | Derek Scott Johnson, Floyd Brooks | 2005-11-29 |
| 6921294 | Universal wire harness for detectors | Mark A. Devine, Andrew J. Ivanecky | 2005-07-26 |
| 6840812 | Universal wire harness for detectors | Mark A. Devine, Andrew J. Ivanecky | 2005-01-11 |
| 6819257 | Apparatus and method for mounting a detector | Thomas E. Meitl, Andrew J. Ivanecky, Lulzim Osmani | 2004-11-16 |
| 6731207 | Modular detector system | Mark A. Devine, Andrew J. Ivanecky, Kenneth L. Venzant, Derek Johnston, Romualdo Sonny Siazon +1 more | 2004-05-04 |
| 6641433 | Universal wire harness for detectors | Mark A. Devine, Andrew J. Ivanecky | 2003-11-04 |
| 5990797 | Ultraloud smoke detector | Eugene Zlotchenko | 1999-11-23 |
| 5570077 | Ambient condition detector with high intensity strobe light | — | 1996-10-29 |
| 4518642 | Loudspeaker diaphragm and method for making same | George C. Johnston | 1985-05-21 |