Inventor · Leverkusen, DE

Josef Witt

4Patents
3h-index
9Co-inventors
43Inventor score

Filing activity: Aug 6, 1985 → Mar 3, 2004

Most-cited inventions

PatentTitleAreaCited byStatus
US6596073B1 Solid pigment preparations Textiles; Paper 16 Expired
US6596446B2 Organic pigments in color filters liquid of crystal display Physics 13 Expired
US4633016A Diphenylamine age resisters for rubber Chemistry; Metallurgy 5 Expired
US6881255B2 Pigment preparations Textiles; Paper 0 Expired

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