P

Inventor

POHL WALTER J

US16 patents

Patents

16 patents
US4653285AMar 31, 1987

Self-calibrating control methods and systems for refrigeration systems

GEN ELECTRIC165 citations98
US4724678AFeb 16, 1988

Self-calibrating control methods and systems for refrigeration systems

GEN ELECTRIC94 citations96
US4722018AJan 26, 1988

Blocked condenser airflow protection for refrigeration systems

GEN ELECTRIC86 citations96
US4722019AJan 26, 1988

Protection methods and systems for refrigeration systems suitable for a variety of different models

GEN ELECTRIC93 citations96
US4196462AApr 1, 1980

Protective control circuit for induction motors

GEN ELECTRIC54 citations96
US4662184AMay 5, 1987

Single-sensor head pump defrost control system

GEN ELECTRIC97 citations94
US4346755AAug 31, 1982

Two stage control circuit for reversible air cycle heat pump

GEN ELECTRIC101 citations94
US4200829AApr 29, 1980

Circuit for protecting induction motors

GEN ELECTRIC20 citations82
US4287939ASep 8, 1981

Air conditioning control system with local and remote control capabilities

GEN ELECTRIC21 citations75
US4290481ASep 22, 1981

Electronic thermostatic control for a heat/cool room air conditioning system

GEN ELECTRIC7 citations73
US4215554AAug 5, 1980

Frost control system

GEN ELECTRIC19 citations73
US4184342AJan 22, 1980

Variable restrictor for a refrigeration system

GEN ELECTRIC18 citations73
US4150558AApr 24, 1979

Method for forming a variable restrictor

GEN ELECTRIC18 citations73
US4534179AAug 13, 1985

Air conditioning apparatus

GEN ELECTRIC10 citations72
US4346566AAug 31, 1982

Refrigeration system gravity defrost

GEN ELECTRIC18 citations69
US4124125ANov 7, 1978

Advancing apparatus for spine fin tubing

GEN ELECTRIC1 citations52