Smith; Landgrave T.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Smith; Landgrave T..The latest application filed is for "supplemental alert generation device".

Company Profile

0.12.10

Smith; Landgrave T. - Oklahoma City OK

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Supplemental alert generation device Grant 9,189,929 - Albert , et al. November 17, 2	2015-11-17
Speaker enclosure design for efficiently generating an audible alert signal Grant 8,847,779 - Smith , et al. September 30, 2	2014-09-30
Supplemental Alert Generation Device App 20140253340 - Albert; David E. ; et al.	2014-09-11
System and method for efficiently generating audible alarms Grant 8,749,394 - Lewis , et al. June 10, 2	2014-06-10
Speaker Enclosure Design For Efficiently Generating An Audible Alert Signal App 20130328690 - Smith; Landgrave T. ; et al.	2013-12-12
Supplemental alert generation device with speaker enclosure assembly Grant 8,558,708 - Albert , et al. October 15, 2	2013-10-15
Speaker enclosure design for efficiently generating an audible alert signal Grant 8,525,689 - Smith , et al. September 3, 2	2013-09-03
Signal Processing System And Methods For Reliably Detecting Audible Alarms App 20130077797 - Hoy; Leslie D. ; et al.	2013-03-28
Signal processing system and methods for reliably detecting audible alarms Grant 8,269,625 - Hoy , et al. September 18, 2	2012-09-18
Supplemental alert generation device for retrofit applications Grant 8,242,899 - Albert , et al. August 14, 2	2012-08-14
Supplemental alert generation device Grant 8,237,577 - Albert , et al. August 7, 2	2012-08-07
Supplemental Alert Generation Device App 20110193714 - Albert; David E. ; et al.	2011-08-11
Supplemental Alert Generation Device For Retrofit Applications App 20110193697 - Albert; David E. ; et al.	2011-08-11
Supplemental Alert Generation Device With Piezoelectric Sensor App 20110193713 - Albert; David E. ; et al.	2011-08-11
System And Method For Efficiently Generating Audible Alarms App 20110095896 - Lewis; James J. ; et al.	2011-04-28
Speaker Enclosure Design For Efficiently Generating An Audible Alert Signal App 20110095900 - Smith; Landgrave T. ; et al.	2011-04-28
Signal Processing System And Methods For Reliably Detecting Audible Alarms App 20110025499 - HOY; Leslie D. ; et al.	2011-02-03
Method and hand-held apparatus for demodulating and viewing frequency modulated biomedical signals Grant 5,735,285 - Albert , et al. April 7, 1	1998-04-07

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