Inventor

SMITH LANDGRAVE T

US9 patents

⚠️ This page may combine multiple inventors who share the name “SMITH LANDGRAVE T”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ALBERT DAVID E

3 patents

US8558708B2Oct 15, 2013

Supplemental alert generation device with speaker enclosure assembly

ALBERT DAVID E21 citations91

US8242899B2Aug 14, 2012

Supplemental alert generation device for retrofit applications

ALBERT DAVID E19 citations82

US8237577B2Aug 7, 2012

Supplemental alert generation device

ALBERT DAVID E6 citations71

INNOVALARM CORP

2 patents

US9189929B2Nov 17, 2015

Supplemental alert generation device

INNOVALARM CORP0 citations51

US8847779B2Sep 30, 2014

Speaker enclosure design for efficiently generating an audible alert signal

INNOVALARM CORP0 citations51

DATA CRITICAL CORP

1 patent

US5735285AApr 7, 1998

Method and hand-held apparatus for demodulating and viewing frequency modulated biomedical signals

DATA CRITICAL CORP715 citations97

HOY LESLIES D

1 patent

US8269625B2Sep 18, 2012

Signal processing system and methods for reliably detecting audible alarms

HOY LESLIES D42 citations87

SMITH LANDGRAVE T

1 patent

US8525689B2Sep 3, 2013

Speaker enclosure design for efficiently generating an audible alert signal

SMITH LANDGRAVE T9 citations79

LEWIS JAMES J

1 patent

US8749394B2Jun 10, 2014

System and method for efficiently generating audible alarms

LEWIS JAMES J0 citations45