Inventor · Derby, GB

Peter J. Loftus

49Patents
14h-index
51Co-inventors
84Inventor score

Filing activity: Mar 25, 1975 → Apr 4, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US4761002A Document handling and counting apparatus Physics 49 Expired
US6007325A Ultra low emissions burner Mechanical Engineering; Lighting; Heating 40 Expired
US6779513B2 Fuel injector for an internal combustion engine Emerging Cross-Sectional Technologies 39 Expired
US6584849B2 Analyzing vibration of rotating blades Mechanical Engineering; Lighting; Heating 30 Expired
US6672858B1 Method and apparatus for heating a furnace Mechanical Engineering; Lighting; Heating 30 Expired
US3964953A Apparatus and method for laminating liner to box blank Emerging Cross-Sectional Technologies 29 Expired
US5984665A Low emissions surface combustion pilot and flame holder Mechanical Engineering; Lighting; Heating 28 Expired
US5993193A Variable heat flux low emissions burner Mechanical Engineering; Lighting; Heating 27 Expired
US7059307B2 Fuel injector for an internal combustion engine Emerging Cross-Sectional Technologies 25 Expired
US5636977A Burner apparatus for reducing nitrogen oxides Mechanical Engineering; Lighting; Heating 21 Expired
US4732189A Fast opening valve Emerging Cross-Sectional Technologies 18 Expired
US4737709A Apparatus for measuring axial movement of a rotating member Physics 18 Expired
US6913004B2 Fuel system for an internal combustion engine and method for controlling same Emerging Cross-Sectional Technologies 17 Expired
US4426785A Method and apparatus for detecting abnormal thickness conditions such as folded and/or missing corners of moving sheets Physics 16 Expired
US5573391A Method for reducing nitrogen oxides Mechanical Engineering; Lighting; Heating 12 Expired
US4365508A Limpness detector for documents and the like Physics 10 Expired
US4054092A Document counter Physics 9 Expired
US6890172B2 Burner with flue gas recirculation Mechanical Engineering; Lighting; Heating 9 Expired
US7249596B2 Fuel system for an internal combustion engine and method for controlling same Emerging Cross-Sectional Technologies 8 Expired
US5176450A Fluid temperature measuring device Physics 7 Expired
US10933159B2 Air treatment method Performing Operations; Transporting 6 Active
US10933158B2 Air treatment system and method of use Performing Operations; Transporting 6 Active
US4146218A Document counter Physics 6 Expired
US9506356B2 Composite retention feature Emerging Cross-Sectional Technologies 6 Active
US6820598B2 Capillary fuel injector with metering valve for an internal combustion engine Emerging Cross-Sectional Technologies 5 Expired

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