Inventor · Kelkheim, DE

Otto E. Schweikert

4Patents
3h-index
7Co-inventors
36Inventor score

Filing activity: Mar 19, 1985 → Aug 2, 1988

Most-cited inventions

PatentTitleAreaCited byStatus
US4876341A Process for the preparation of 6-methyl-3,4-dihydro-1,2,3-oxathiazin-4-one 2,2-dioxide Chemistry; Metallurgy 33 Expired
US4804755A Process for the preparation of 6-methyl-3,4-dihydro-1,2,3-oxathiazin-4-one 2,2-dioxide and for the purification thereof Chemistry; Metallurgy 28 Expired
US4806639A Process for the preparation of 6-methyl-3,4-dihydro-1,2,3-oxathiazin-4-one 2,2-dioxide and for the purification thereof Chemistry; Metallurgy 27 Expired
US4628106A Process for the preparation of 2-hydroxy-(9H)-carbazole Chemistry; Metallurgy 1 Expired

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