Inventor
CAMPBELL JEFFREY
US36 patents
⚠️ This page may combine multiple inventors who share the name “CAMPBELL JEFFREY”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
Green Badge LLC
10 patentsUS8035403B1Oct 11, 2011
Wireless soil sensor utilizing a RF frequency for performing soil measurements
Green Badge LLC55 citations97
US8862277B1Oct 14, 2014
Automatic efficient irrigation threshold setting
Green Badge LLC52 citations93
US7884620B2Feb 8, 2011
Sensor for measuring moisture and salinity
Green Badge LLC8 citations84
US9046461B1Jun 2, 2015
RF amplifier tuning method for coping with expected variations in local dielectric
Green Badge LLC15 citations83
US8374553B1Feb 12, 2013
Method and system for improving a communication range and reliability of a soil sensor antenna
Green Badge LLC8 citations83
US8368529B1Feb 5, 2013
Antenna circuit matching the soil conditions
Green Badge LLC6 citations83
US8354852B1Jan 15, 2013
Wireless soil sensor utilizing a RF frequency for performing soil measurements
Green Badge LLC9 citations83
US8366017B1Feb 5, 2013
Method and system for soil and water resources
Green Badge LLC4 citations62
USD631378SJan 25, 2011
Wireless soil sensor
Green Badge LLC2 citations61
USD606427SDec 22, 2009
Wireless soil sensor
Green Badge LLC2 citations61
CAMPBELL JEFFREY
10 patentsUSD809752SFeb 13, 2018
Sandal
CAMPBELL JEFFREY32 citations94
US8751052B1Jun 10, 2014
Automatic efficient irrigation threshold setting
CAMPBELL JEFFREY39 citations93
US8565927B1Oct 22, 2013
Irrigation interrupter
CAMPBELL JEFFREY28 citations92
US8302881B1Nov 6, 2012
Method and system for soil and water resources
CAMPBELL JEFFREY27 citations92
USD783243SApr 11, 2017
PVC-based rubber open toe shoe
CAMPBELL JEFFREY11 citations84
USD702027SApr 8, 2014
PVC-based rubber shoe
CAMPBELL JEFFREY13 citations84
US8682493B1Mar 25, 2014
Adaptive irrigation control
CAMPBELL JEFFREY9 citations84
USD588345SMar 17, 2009
Boot
CAMPBELL JEFFREY13 citations84
USD587885SMar 10, 2009
Boot
CAMPBELL JEFFREY8 citations84
US8308077B1Nov 13, 2012
Method and system for soil and water resources
CAMPBELL JEFFREY6 citations83
MAGRO CARMEN
3 patentsUS8682494B1Mar 25, 2014
Methods for performing soil measurements including defining antenna configuration based on sensor burial depth
MAGRO CARMEN22 citations91
US8340910B1Dec 25, 2012
Method and system for monitoring soil and water resources
MAGRO CARMEN36 citations91
US8744772B1Jun 3, 2014
Method for soil analysis
MAGRO CARMEN5 citations71