Inventor · Coopersville, MI, US

David Phillips

9Patents
5h-index
8Co-inventors
56Inventor score

Filing activity: Mar 23, 1993 → Feb 13, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US5507337A Heat pump and air conditioning system incorporating thermal storage Emerging Cross-Sectional Technologies 52 Expired
US5355688A Heat pump and air conditioning system incorporating thermal storage Emerging Cross-Sectional Technologies 51 Expired
US5680898A Heat pump and air conditioning system incorporating thermal storage Emerging Cross-Sectional Technologies 33 Expired
US9774182B2 Intelligent solid-state integrated crowbar/circuit breaker Electricity 24 Active
US6951987B1 High voltage bushing Electricity 9 Expired
US10001224B2 Smart solenoid for controlling fluid flow Electricity 3 Active
US9747575B2 Flow metering of vehicles using RTLS tracking Physics 2 Active
US9568089B2 Smart solenoid for controlling fluid flow Electricity 2 Active
US6070651A Thermal heating and cooling fan device Emerging Cross-Sectional Technologies 1 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.