Inventor · Rochester, MI, US

John Papsdorf

8Patents
4h-index
2Co-inventors
47Inventor score

Filing activity: Jul 23, 1975 → Dec 21, 2001

Most-cited inventions

PatentTitleAreaCited byStatus
US4163474A Internally finned tube Emerging Cross-Sectional Technologies 41 Expired
USD282671S Circle drafting template General 20 Expired
US4998336A Truss fabrication apparatus and method of making a truss Emerging Cross-Sectional Technologies 20 Expired
US4379360A Method of making a hinge with an integral pintle Emerging Cross-Sectional Technologies 8 Expired
US6749251B1 Motor vehicle Performing Operations; Transporting 3 Expired
US3957188A Punched tape control system Physics 2 Expired
US3957189A Punched tape control system Physics 0 Expired
US3955736A Punched tape control system Performing Operations; Transporting 0 Expired

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