Keeler; Manley S.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Keeler; Manley S..The latest application filed is for "multi-frequency fire alarm sounder".
- Keeler; Manley S. - Naperville IL
| Patent | Date |
|---|---|
| Multi-processor communications system incorporating prioritized messaging Grant 8,346,964 - Clow , et al. January 1, 2 | 2013-01-01 |
| Multi-frequency fire alarm sounder Grant 7,501,935 - Keeler , et al. March 10, 2 | 2009-03-10 |
| Multi-Frequency Fire Alarm Sounder App 20080048841 - Keeler; Manley S. ; et al. | 2008-02-28 |
| Variable group communication system Grant 7,155,485 - Clow , et al. December 26, 2 | 2006-12-26 |
| Multi-processor communications system incorporating prioritized messaging App 20060271667 - Clow; Robert J. ; et al. | 2006-11-30 |
| Multi-frequency fire alarm sounder App 20060139152 - Keeler; Manley S. ; et al. | 2006-06-29 |
| Communication system for defining a variable group of processors for receiving a transmitted communication Grant 6,691,172 - Clow , et al. February 10, 2 | 2004-02-10 |
| Apparatus and method for supervision Grant 6,606,028 - Tice , et al. August 12, 2 | 2003-08-12 |
| Variable group communication system App 20030097436 - Clow, Robert J. ; et al. | 2003-05-22 |
| Digital communication system and method Grant 6,384,723 - Keeler , et al. May 7, 2 | 2002-05-07 |
| Multiple sensor system for alarm determination with device-to-device communications Grant 6,320,501 - Tice , et al. November 20, 2 | 2001-11-20 |
| Line shunt and ground fault apparatus method Grant 6,292,541 - Tice , et al. September 18, 2 | 2001-09-18 |
| Message repeating apparatus and method Grant 6,252,501 - Tice , et al. June 26, 2 | 2001-06-26 |
| Point level switch Grant 5,121,632 - Keeler , et al. June 16, 1 | 1992-06-16 |
| Photoelectric combustion products detector with low power consumption and improved noise immunity Grant 4,626,695 - Keeler December 2, 1 | 1986-12-02 |
| Appliance control system Grant 4,418,333 - Schwarzbach , et al. November 29, 1 | 1983-11-29 |
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