WS

William J. Seefeldt

EI Electro Industries: 5 patents #1 of 28Top 4%
Overall (All Time): #749,958 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7849700 Heat pump with forced air heating regulated by withdrawal of heat to a radiant heating system 2010-12-14
7802441 Heat pump with accumulator at boost compressor output 2010-09-28
7716943 Heating/cooling system 2010-05-18
6420801 Alternative power supply connection 2002-07-16
6074246 Meter extender mount for generator interface Larry Blackwell 2000-06-13
6062208 Paintball gun monitor John M. Amodrea 2000-05-16
4593176 Unit for converting a fossil fuel burning furnace into an electrical furnace 1986-06-03