Inventor · Bristol, VA, US

David Monk

50Patents
13h-index
62Co-inventors
87Inventor score

Filing activity: Aug 24, 1994 → Mar 18, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US6172476A Two step power output motor and associated HVAC systems and methods Electricity 72 Expired
US6389823B1 Two stage reciprocating compressors and associated HVAC system and methods Mechanical Engineering; Lighting; Heating 47 Expired
US6551069B2 Compressor with a capacity modulation system utilizing a re-expansion chamber Mechanical Engineering; Lighting; Heating 44 Expired
US6132177A Two stage reciprocating compressors and associated HVAC systems and methods Mechanical Engineering; Lighting; Heating 35 Expired
US7628028B2 System and method for compressor capacity modulation Emerging Cross-Sectional Technologies 26 Active
US6591621B2 Two stage reciprocating compressors and associated HVAC systems and methods Mechanical Engineering; Lighting; Heating 23 Expired
US7946123B2 System for compressor capacity modulation Emerging Cross-Sectional Technologies 22 Active
US6092993A Adjustable crankpin throw structure having improved throw stabilizing means Mechanical Engineering; Lighting; Heating 21 Expired
US6663358B2 Compressors for providing automatic capacity modulation and heat exchanging system including the same Mechanical Engineering; Lighting; Heating 20 Expired
US6099259A Variable capacity compressor Mechanical Engineering; Lighting; Heating 18 Expired
US6900573B2 Rotor core lamination for a laminated rotor Emerging Cross-Sectional Technologies 15 Expired
US6840746B2 Resistive suction muffler for refrigerant compressors Emerging Cross-Sectional Technologies 13 Expired
US5538404A Compressor unit shell construction Emerging Cross-Sectional Technologies 13 Expired
US6040679A Variable capacity compressor having two-step motor strength adjustability Electricity 13 Expired
US6781342B2 System and method for soft starting a three phase motor Mechanical Engineering; Lighting; Heating 11 Expired
US6901675B2 System and method for sizing a center bore of a laminated rotor Physics 9 Expired
US6217287A Variable capacity compressor having adjustable crankpin throw structure Mechanical Engineering; Lighting; Heating 8 Expired
US6935848B2 Discharge muffler placement in a compressor Emerging Cross-Sectional Technologies 8 Expired
US6499971B2 Compressor utilizing shell with low pressure side motor and high pressure side oil sump Mechanical Engineering; Lighting; Heating 7 Expired
US5542341A Wrist pin construction Mechanical Engineering; Lighting; Heating 7 Expired
US6823686B2 Pressure equalization system and method Mechanical Engineering; Lighting; Heating 5 Expired
US7074022B2 Discharge valve assembly for reciprocating compressors Emerging Cross-Sectional Technologies 5 Expired
US6331925A Two stage reciprocating compressors and associated HVAC systems and methods Mechanical Engineering; Lighting; Heating 5 Expired
US6446451B1 Variable capacity compressor having adjustable crankpin throw structure Mechanical Engineering; Lighting; Heating 4 Expired
US6896495B2 Cylinder head and valve plate assembly for reciprocating compressor Emerging Cross-Sectional Technologies 4 Expired

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