Inventor · Laatzen, DE

Lothar Zipfel

6Patents
3h-index
11Co-inventors
54Inventor score

Filing activity: Oct 22, 1979 → May 14, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
US6080799A Mixtures containing 1,1,1,3,3 pentafluorobutane Chemistry; Metallurgy 20 Expired
US4278324A Adjustable mount for optical components Physics 12 Expired
US6380275B1 Production of polyurethane foams and of foamed thermoplastic synthetic resins Chemistry; Metallurgy 10 Expired
US5623150A Process for the stabilization of compositions containing hydrofluoroalkanes and stabilized compositions containing hydrofluoroalkanes Chemistry; Metallurgy 3 Expired
US6143269A Purification of sulfuryl fluoride Chemistry; Metallurgy 3 Expired
US9963539B2 Hydrofluorocarbon compositions Chemistry; Metallurgy 0 Active

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