Issued Patents All Time
Showing 26–50 of 72 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6967582 | Detector with ambient photon sensor and other sensors | Dragan Petrovic, Paul J. Sistare | 2005-11-22 |
| 6856241 | Variable candela strobe | Charles F. Fisler, Simon Ha | 2005-02-15 |
| 6691172 | Communication system for defining a variable group of processors for receiving a transmitted communication | Robert J. Clow, Jerry L. Howard, Manley S. Keeler, John F. Meggesin | 2004-02-10 |
| 6606028 | Apparatus and method for supervision | Robert J. Clow, Manley S. Keeler | 2003-08-12 |
| 6498563 | Synchronized communication system | Robert J. Clow, Manley S. Keeler | 2002-12-24 |
| 6480109 | Alarm lockout apparatus | — | 2002-11-12 |
| 6392536 | Multi-sensor detector | Vincent Chow | 2002-05-21 |
| 6384723 | Digital communication system and method | Manley S. Keeler, Robert J. Clow | 2002-05-07 |
| 6366215 | Communications systems and methods | Steven W. McCuen, Edward J. Kurtz, Daniel C. Hawkinson | 2002-04-02 |
| 6326880 | Detector with control switch | — | 2001-12-04 |
| 6320501 | Multiple sensor system for alarm determination with device-to-device communications | Manley S. Keeler, Robert J. Clow, Tarek A. Z. Farag, Jerry L. Howard | 2001-11-20 |
| 6292541 | Line shunt and ground fault apparatus method | Robert J. Clow, Manley S. Keeler | 2001-09-18 |
| 6252501 | Message repeating apparatus and method | Jerry L. Howard, Robert J. Clow, Manley S. Keeler | 2001-06-26 |
| 6229439 | System and method of filtering | — | 2001-05-08 |
| 6222456 | Detector with variable sample rate | — | 2001-04-24 |
| 6166648 | Aspirated detector | Jim Wiemeyer, Thomas W. Shoaff, George A. Schoenfelder | 2000-12-26 |
| 6167447 | Multi-processor communication system wherein multiple sources can transmit information during the transmission of a single message | — | 2000-12-26 |
| 6163263 | Circuitry for electrical device in multi-device communications system | Robert J. Clow, Manley S. Keeler | 2000-12-19 |
| 6014084 | Electronic self-locating system and method | — | 2000-01-11 |
| 6005890 | Automatically adjusting communication system | Robert J. Clow | 1999-12-21 |
| 5969604 | System and method of adjusting smoothing | — | 1999-10-19 |
| 5926098 | Aspirated detector | Jim Wiemeyer, Thomas W. Shoaff, George A. Schoenfelder | 1999-07-20 |
| 5831524 | System and method for dynamic adjustment of filtering in an alarm system | Donald D. Anderson | 1998-11-03 |
| 5764142 | Fire alarm system with smoke particle discrimination | Donald D. Anderson | 1998-06-09 |
| 5736928 | Pre-processor apparatus and method | Frank Kuzhiyil | 1998-04-07 |