Inventor · Kirtland, OH, US

Frederick P. Boyle

16Patents
10h-index
28Co-inventors
72Inventor score

Filing activity: Oct 29, 1981 → Sep 8, 2006

Most-cited inventions

PatentTitleAreaCited byStatus
US5582385A Method for controlling motion using an adjustable damper Performing Operations; Transporting 73 Expired
US5964318A System for maintaining the quality and level of lubricant in an engine Mechanical Engineering; Lighting; Heating 62 Expired
US6463967B1 System for diagnosing, maintaining and reporting the performance and safety condition of apparatus during refueling Mechanical Engineering; Lighting; Heating 40 Expired
US5732370A Method for controlling motion using a two-stage adjustable damper Performing Operations; Transporting 32 Expired
US6412338B2 On-board rotational viscometers Emerging Cross-Sectional Technologies 20 Expired
US6585009B2 System for periodic fluid maintenance of apparatus Mechanical Engineering; Lighting; Heating 18 Expired
US6577112B2 Method and apparatus for on-line monitoring of quality and/or condition of highly resistive fluids Physics 17 Expired
US6257051A On-board rotational viscometers Physics 11 Expired
US6568436B1 System for periodic fluid maintenance of apparatus Mechanical Engineering; Lighting; Heating 11 Expired
US4469284A Comminuting apparatus with improved rotor and stator recess construction Emerging Cross-Sectional Technologies 10 Expired
US6861851B2 Method for on-line monitoring of quality and condition of non-aqueous fluids Physics 10 Expired
US4535941A Method of comminuting elastomeric pellets Emerging Cross-Sectional Technologies 9 Expired
US7259575B2 Method for on-line fuel-dilution monitoring of engine lubricant Mechanical Engineering; Lighting; Heating 6 Expired
US7355415B2 Method for on-line monitoring of condition of non-aqueous fluids Physics 4 Active
US7299682B2 Method and apparatus for estimating basicity of a used, all-loss cylinder lubricant Physics 3 Expired
US7030380B2 Apparatus for on-line monitoring quality/condition of fluids Physics 2 Expired

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