Inventor · Kerkrade, NL

Willi Foitzik

2Patents
2h-index
4Co-inventors
30Inventor score

Filing activity: Feb 12, 1993 → Mar 14, 1994

Most-cited inventions

PatentTitleAreaCited byStatus
US5354906A Aqueous liquid solution of a betaine with a solids content of at least 40% by weight Chemistry; Metallurgy 31 Expired
US5470992A Method for the synthesis of betaines containing.ltoreq.10 ppm of organically bound chlorine Chemistry; Metallurgy 4 Expired

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