Inventor
RATZ JAMES W
US10 patents
⚠️ This page may combine multiple inventors who share the name “RATZ JAMES W”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HONEYWELL INC
7 patentsUS5230482AJul 27, 1993
Electronic time thermostat with a temporary next period adjustment means
HONEYWELL INC233 citations98
US5203497AApr 20, 1993
Communicating thermostat
HONEYWELL INC99 citations96
US5352930AOct 4, 1994
System powered power supply using dual transformer HVAC systems
HONEYWELL INC81 citations95
US5197668AMar 30, 1993
Communicating thermostat
HONEYWELL INC89 citations95
US5226591AJul 13, 1993
Active low temperature limit for battery powered thermostat
HONEYWELL INC31 citations92
US4250441AFeb 10, 1981
Servo apparatus with electrical motion limiting
HONEYWELL INC13 citations72
US4789329ADec 6, 1988
Thermostatically operated fuel valve control circuit
HONEYWELL INC6 citations62
VARIDIGM CORP
3 patentsUS7293718B2Nov 13, 2007
Variable output heating and cooling control
VARIDIGM CORP59 citations95
US6866202B2Mar 15, 2005
Variable output heating and cooling control
VARIDIGM CORP84 citations95
US6864659B2Mar 8, 2005
Variable speed controller for air moving applications using an AC induction motor
VARIDIGM CORP35 citations90