Inventor · Maynard, MA, US

Patrick Charles

3Patents
2h-index
8Co-inventors
37Inventor score

Filing activity: Jun 24, 1992 → Sep 18, 2002

Most-cited inventions

PatentTitleAreaCited byStatus
US5307292A Method of quantifying the topographic structure of a surface Emerging Cross-Sectional Technologies 35 Expired
US5602941A Input modification system for multilevel dithering Electricity 26 Expired
US7235282B2 Method of treating the surface of an aged PVC object Chemistry; Metallurgy 2 Expired

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