Inventor · Leverkusen, DE

Martin Winkelmann

4Patents
3h-index
4Co-inventors
39Inventor score

Filing activity: Feb 3, 1978 → Dec 29, 1983

Most-cited inventions

PatentTitleAreaCited byStatus
US4475847A Process for consolidation and sealing of geological formations and artificial beds of rock, earth, and coal Fixed Constructions 39 Expired
US4307980A Process for consolidating and sealing off geological and artificially deposited rock and earth formations Fixed Constructions 13 Expired
US4171419A Cartridge for securing stay bars in bore holes containing a polyisocyanate component in one compartment and a polyol containing tertiary amine nitrogen in another compartment Mechanical Engineering; Lighting; Heating 6 Expired
USRE31946E Process for consolidating and sealing off geological and artificially deposited rock and earth formations General 1 Expired

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