Inventor · Sidney, OH, US

John P. Elson

26Patents
12h-index
31Co-inventors
81Inventor score

Filing activity: Feb 10, 1977 → Apr 29, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US5102316A Non-orbiting scroll mounting arrangements for a scroll machine Mechanical Engineering; Lighting; Heating 115 Expired
US5407335A Non-orbiting scroll mounting arrangements for a scroll machine Mechanical Engineering; Lighting; Heating 60 Expired
US5580230A Scroll machine having an axially compliant mounting for a scroll member Mechanical Engineering; Lighting; Heating 45 Expired
US5277554A Tandem compressor mounting system Emerging Cross-Sectional Technologies 37 Expired
US4239461A Compressor induction system Mechanical Engineering; Lighting; Heating 23 Expired
US4836758A Scroll compressor with canted drive busing surface Mechanical Engineering; Lighting; Heating 21 Expired
US4591318A Dual compressors Emerging Cross-Sectional Technologies 19 Expired
US4547131A Refrigeration compressor and method of assembling same Emerging Cross-Sectional Technologies 17 Expired
USRE34297E Refrigeration compressor General 14 Expired
US6428296B1 Horizontal scroll compressor having an oil injection fitting Emerging Cross-Sectional Technologies 13 Expired
US4685489A Valve assembly and compressor modulation apparatus Emerging Cross-Sectional Technologies 13 Expired
US4895496A Refrigeration compressor Emerging Cross-Sectional Technologies 13 Expired
US4518323A Hermetic refrigeration compressor Emerging Cross-Sectional Technologies 12 Expired
US4174189A Refrigeration compressor suspension system Emerging Cross-Sectional Technologies 10 Expired
US7566210B2 Horizontal scroll compressor Emerging Cross-Sectional Technologies 9 Expired
US4396360A Dual compressors Emerging Cross-Sectional Technologies 9 Expired
US4427349A Refrigeration compressor suspension system Mechanical Engineering; Lighting; Heating 6 Expired
US6129531A Open drive scroll machine Mechanical Engineering; Lighting; Heating 6 Expired
US7186099B2 Inclined scroll machine having a special oil sump Mechanical Engineering; Lighting; Heating 4 Expired
US7435067B2 Scroll machine with brushless permanent magnet motor Emerging Cross-Sectional Technologies 4 Expired
US4153392A Refrigeration compressor lubrication Mechanical Engineering; Lighting; Heating 4 Expired
US8747088B2 Open drive scroll compressor with lubrication system Emerging Cross-Sectional Technologies 3 Active
USRE37019E Refrigeration compressor General 2 Expired
US10352308B2 Reciprocating compressor with vapor injection system Mechanical Engineering; Lighting; Heating 1 Active
US9347443B2 Discharge valve for reciprocating compressor having inner and outer flow areas Mechanical Engineering; Lighting; Heating 0 Active

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