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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Johnston; Kendall Ryan
Address:
Santa Clara, CA
No. of patents:
5
Patents:












Patent Number Title Of Patent Date Issued
7277012 Broad field motion detector October 2, 2007
A motion sensing system device and method which utilize dispersed ultrasonic radiation is disclosed. The system preferably comprises a low profile sensor unit configured to couple to a ceiling position. The sensor unit comprises an ultrasonic transmitter and an ultrasonic receiver an
6885300 Broad field motion detector April 26, 2005
A motion sensing system device and method which utilize dispersed ultrasonic radiation is disclosed. The system preferably comprises a low profile sensor unit configured to couple to a ceiling position. The sensor unit comprises an ultrasonic transmitter and an ultrasonic receiver and a
6415984 Automatic occupancy and temperature control for ceiling fan operation July 9, 2002
Ceiling fan operation control for turning the fan on and off based on a passive infrared sensor, combined with a temperature sensor to regulate, the speed of the fan. The passive infrared sensor, the temperature sensor and controls for both are in a housing directly mounted to the fan mo
6189799 Automatic occupancy and temperature control for ceiling fan operation February 20, 2001
Ceiling fan operation control for tuning the fan on and off based on a passive infrared sensor, combined with a temperature sensor to regulate the speed of the fan. The passive infrared sensor, the temperature sensor and controls for both are in a housing directly mounted to the fan moto
5996898 Automatic occupancy and temperature control for ceiling fan operation December 7, 1999
Ceiling fan operation control for turning the fan on and off based on a passive infrared sensor, combined with a temperature sensor to regulate the speed of the fan. The passive infrared sensor, the temperature sensor and controls for both are in a housing directly mounted to the fan mot










 
 
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