Inventor · Wilbraham, MA, US

Peter Shapras

3Patents
1h-index
2Co-inventors
30Inventor score

Filing activity: Jan 15, 1973 → Dec 5, 1977

Most-cited inventions

PatentTitleAreaCited byStatus
US4052348A Molding compositions Emerging Cross-Sectional Technologies 3 Expired
US4138447A Nitrogenous polymer compositions Chemistry; Metallurgy 0 Expired
US4097552A Nitrogenous polymer compositions Emerging Cross-Sectional Technologies 0 Expired

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