Inventor · Hofheim, DE

Hans-Martin Ruffer

3Patents
1h-index
3Co-inventors
30Inventor score

Filing activity: May 19, 1994 → Jun 1, 1995

Most-cited inventions

PatentTitleAreaCited byStatus
US5808142A Process for the preparation of 2-hydroxynaphthalene-6-carboxylic acid Chemistry; Metallurgy 1 Expired
US5532406A Process for preparing aromatic hydroxycarboxylic acids Chemistry; Metallurgy 1 Expired
US5643494A Process for the preparation of aromatic hydroxy carboxylic acids Chemistry; Metallurgy 0 Expired

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