Inventor · Velbert, DE

Ralf Klein

5Patents
4h-index
18Co-inventors
50Inventor score

Filing activity: Sep 5, 2001 → Jan 29, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US7186675B2 Quick drying washing and cleaning agent, comprising an anionic/cationic/amphoteric surfactant mixture Chemistry; Metallurgy 25 Expired
US7297675B2 Process for the preparation of highly concentrated flowable aqueous solutions of betaines Chemistry; Metallurgy 25 Active
US7163916B2 Process for the preparation of highly concentrated flowable aqueous solutions of betaines Chemistry; Metallurgy 17 Expired
US8993792B2 Polyglycol ether-free sulphosuccinates based on polyglycerol partial esters and use thereof Chemistry; Metallurgy 9 Active
US9963425B2 Betaines with special fatty acid chain distribution Chemistry; Metallurgy 2 Active

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