Inventor · Schopfheim, DE

Ingo Kiefer

12Patents
6h-index
23Co-inventors
58Inventor score

Filing activity: May 8, 2002 → Jul 24, 2009

Most-cited inventions

PatentTitleAreaCited byStatus
US6849754B2 Organosilicon compounds Chemistry; Metallurgy 84 Expired
US8252863B2 Rubber mixtures Chemistry; Metallurgy 26 Active
US7323582B2 Organosilicon compounds Chemistry; Metallurgy 16 Expired
US6893495B2 Silane-modified biopolymeric, biooligomeric, oxidic or siliceous filler, process for its production and its use Chemistry; Metallurgy 13 Expired
US6995280B2 Process for preparing (mercaptoorganyl)alkoxysilanes Chemistry; Metallurgy 9 Expired
US7019160B2 Process for the preparation of (mercaptoorganyl)alkoxysilanes Chemistry; Metallurgy 9 Expired
US7208038B2 Silane-modified biopolymeric, biooligomeric, oxidic or siliceous filler, process for its production and its use Chemistry; Metallurgy 6 Expired
US7501534B2 Process for the preparation of organosilanes Chemistry; Metallurgy 6 Active
US7799938B2 Method for the production of (mercaptoorganyl)alkyl polyether silanes Chemistry; Metallurgy 3 Active
US7705076B2 Rubber mixtures Chemistry; Metallurgy 1 Active
US8129556B2 Process for preparing organosilanes Chemistry; Metallurgy 0 Active
US8138365B2 Method for producing organosilanes Chemistry; Metallurgy 0 Active

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