Inventor · Murrysville, PA, US

Mark Jay Harper

8Patents
5h-index
9Co-inventors
52Inventor score

Filing activity: Jul 10, 1989 → Nov 6, 2003

Most-cited inventions

PatentTitleAreaCited byStatus
US6087296A Raney iron catalyst and a process for hydrogenating organic compounds using said catalyst Chemistry; Metallurgy 36 Expired
US5986127A Aminonitrile production Chemistry; Metallurgy 29 Expired
US6156694A Raney cobalt catalyst and a process for hydrogenating organic compounds using said catalyst Chemistry; Metallurgy 19 Expired
US6331624A Process for preparing 6-aminocaproamide Chemistry; Metallurgy 8 Expired
US6258745A Aminonitrile production Performing Operations; Transporting 5 Expired
US5069863A Dual winch nuclear fuel transfer system providing more reliable fuel transfer during refueling operations Emerging Cross-Sectional Technologies 2 Expired
US6680403B1 Process for hydrogenating dinitriles in aminonitriles Performing Operations; Transporting 0 Expired
US6841507B2 Aminonitrile production Performing Operations; Transporting 0 Expired

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