Inventor · Eppstein, DE

Helmut Eckes

7Patents
4h-index
11Co-inventors
54Inventor score

Filing activity: Nov 13, 1978 → May 22, 2001

Most-cited inventions

PatentTitleAreaCited byStatus
US4812492A Aqueous pigment preparation, and the use thereof Chemistry; Metallurgy 34 Expired
US4758475A Isocyanate-free polyurethane dispersions Emerging Cross-Sectional Technologies 10 Expired
US4904303A Water-dilutable printing ink binder system and use thereof as printing ink Chemistry; Metallurgy 9 Expired
US4323675A Novel stilbene compounds: process for their manufacture and their use as optical brighteners Chemistry; Metallurgy 5 Expired
US4220760A Diamino-1,3,5-triazinylstilbene compounds and process for preparing same Chemistry; Metallurgy 4 Expired
US4792356A Water-dilutable printing ink binder system and use thereof as printing ink Chemistry; Metallurgy 4 Expired
US6686418B2 Rubber products with low heat build up on mechanical stressing Chemistry; Metallurgy 1 Expired

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