Inventor · Marl, DE

Thomas Keil

8Patents
3h-index
14Co-inventors
54Inventor score

Filing activity: Feb 28, 1989 → Oct 4, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US5888356A Inhibition of polymerization of vinylaromatic or vinylaliphatic Emerging Cross-Sectional Technologies 27 Expired
US5386075A Process for separating ethylbenzene and styrene by distillation Emerging Cross-Sectional Technologies 17 Expired
US5153354A Cyclohexane derivatives containing carboxyl groups Chemistry; Metallurgy 4 Expired
US5075492A Method of manufacturing cyclooctanedicarboxylic acid diesters Chemistry; Metallurgy 1 Expired
US5133903A Process for the preparation of .omega.-enecarboxylic acid esters Chemistry; Metallurgy 1 Expired
USRE41008E1 Method for producing 5-aryl nicotinaldehydes General 0 Expired
US6703509B2 Method for producing 5-aryl nicotinaldehydes Chemistry; Metallurgy 0 Expired
US12083527B2 Cutting ring for a pump liquid loaded with solids Mechanical Engineering; Lighting; Heating 0 Active

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