Inventor · LaSalle, MI, US

Rick Simpson

10Patents
7h-index
14Co-inventors
59Inventor score

Filing activity: Dec 2, 1996 → Mar 9, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
US7860776B1 Sales system with buyer price selection Physics 47 Expired
US5873624A Folding lawn chair with tray Human Necessities 43 Expired
US5998948A Convertible roof actuation mechanism Emerging Cross-Sectional Technologies 24 Expired
US8740113B2 Pressure swirl flow injector with reduced flow variability and return flow Emerging Cross-Sectional Technologies 23 Active
US8973895B2 Electromagnetically controlled injector having flux bridge and flux break Emerging Cross-Sectional Technologies 18 Active
US8978364B2 Reagent injector Emerging Cross-Sectional Technologies 14 Active
US9683472B2 Electromagnetically controlled injector having flux bridge and flux break Emerging Cross-Sectional Technologies 10 Active
US8108277B2 Sales system with buyer price selection Physics 5 Active
US9802456B2 Damper with integrated electronics Performing Operations; Transporting 1 Active
US10465582B2 Reagent injector Emerging Cross-Sectional Technologies 0 Active

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