Inventor · Kelkheim, DE

Siegfried Bildstein

2Patents
1h-index
6Co-inventors
37Inventor score

Filing activity: Jun 26, 1975 → May 24, 1990

Most-cited inventions

PatentTitleAreaCited byStatus
US5028736A Process for the separation and recovery of naphthalene-sulfonic acids from aqueous solutions Chemistry; Metallurgy 15 Expired
US4110365A Process for the manufacture of naphthalene-monosulfonic acids Chemistry; Metallurgy 1 Expired

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