Inventor · Cheltenham, PA, US

John E. Drach

5Patents
5h-index
5Co-inventors
52Inventor score

Filing activity: Dec 30, 1976 → May 16, 1986

Most-cited inventions

PatentTitleAreaCited byStatus
US4720383A Softening and conditioning fibers with imidazolinium compounds Textiles; Paper 149 Expired
US4431481A Modified cellulosic fibers and method for preparation thereof Textiles; Paper 94 Expired
US4391878A Wet strength resins Emerging Cross-Sectional Technologies 31 Expired
US4064163A Process for the manufacture of aliphatic phosphonic acids Chemistry; Metallurgy 26 Expired
US4420368A Latex binders for fibrous webs Emerging Cross-Sectional Technologies 15 Expired

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