Inventor · Amarillo, TX, US

John Mathew

3Patents
3h-index
6Co-inventors
39Inventor score

Filing activity: Mar 24, 1997 → Apr 12, 2002

Most-cited inventions

PatentTitleAreaCited byStatus
US6328894A Processes of purifying a dispersion and making inkjet inks Emerging Cross-Sectional Technologies 51 Expired
US7173078B2 Process for preparing modified pigments Chemistry; Metallurgy 20 Expired
US6399029B1 Chemical processing using a dual feeder system, a sample port assembly, and a fluid flow control system Chemistry; Metallurgy 6 Expired

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