Inventor · Lowell, MI, US

Robert D. Straub

39Patents
12h-index
34Co-inventors
81Inventor score

Filing activity: May 21, 1976 → Mar 31, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US4392612A Electromagnetic unit fuel injector Mechanical Engineering; Lighting; Heating 82 Expired
US5230613A Common rail fuel injection system Mechanical Engineering; Lighting; Heating 62 Expired
US5133645A Common rail fuel injection system Mechanical Engineering; Lighting; Heating 56 Expired
US5526791A High-pressure electromagnetic fuel injector Mechanical Engineering; Lighting; Heating 29 Expired
US5155461A Solenoid stator assembly for electronically actuated fuel injectors and method of manufacturing same Emerging Cross-Sectional Technologies 28 Expired
US4470545A Electromagnetic unit fuel injector Mechanical Engineering; Lighting; Heating 19 Expired
US4485969A Electromagnetic unit fuel injector with cartridge type solenoid actuated valve Mechanical Engineering; Lighting; Heating 17 Expired
US5372115A Fuel system for methanol fueled diesel cycle internal combustion engine Emerging Cross-Sectional Technologies 16 Expired
US5636615A Fuel pumping and injection systems Mechanical Engineering; Lighting; Heating 16 Expired
US5749717A Electromagnetic fuel pump for a common rail fuel injection system Mechanical Engineering; Lighting; Heating 14 Expired
US5954487A Fuel pump control valve assembly Mechanical Engineering; Lighting; Heating 14 Expired
US4621843A Tube coupling Mechanical Engineering; Lighting; Heating 12 Expired
US5743238A Fuel pumping and injection systems Mechanical Engineering; Lighting; Heating 9 Expired
US6059545A Fuel pump control valve assembly Mechanical Engineering; Lighting; Heating 9 Expired
US8297050B2 Nozzle diffuser mixer Emerging Cross-Sectional Technologies 8 Active
US8627659B2 Engine assembly including exhaust port separation for turbine feed Emerging Cross-Sectional Technologies 7 Active
US6339877B1 Method and apparatus for refurbishing a valve seat in a fuel injector assembly Emerging Cross-Sectional Technologies 7 Expired
US7216630B2 System and method to control spool stroke motion Mechanical Engineering; Lighting; Heating 6 Expired
US4046322A Fuel injection nozzle assembly with stretch element Mechanical Engineering; Lighting; Heating 6 Expired
US9091199B2 Combustion system for an engine having a swirl inducing combustion chamber Emerging Cross-Sectional Technologies 6 Active
US6450778B1 Pump system with high pressure restriction Mechanical Engineering; Lighting; Heating 5 Expired
US7568461B1 Tappet roller end shape for improved lubrication and combination with fuel pump and engine Emerging Cross-Sectional Technologies 5 Active
US5836286A Adjustable eccentric fuel coupling Mechanical Engineering; Lighting; Heating 4 Expired
US7150410B1 Method for providing a controlled injection rate and injection pressure in a fuel injector assembly Emerging Cross-Sectional Technologies 4 Expired
US8683790B2 Nozzle diffuser mixer Emerging Cross-Sectional Technologies 4 Active

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