Inventor · Hanerau-Hademarschen, DE

Klaus-Peter Stefan

8Patents
6h-index
28Co-inventors
59Inventor score

Filing activity: Aug 22, 1990 → Nov 27, 2002

Most-cited inventions

PatentTitleAreaCited byStatus
US5224957A Method of providing a composition for an eye Human Necessities 128 Expired
US5244933A Dental compositions which can be prepared and worked by the action of oscillations and method for the preparation thereof Emerging Cross-Sectional Technologies 37 Expired
US5374427A Implantable active substance depot material Human Necessities 36 Expired
US6715645B2 Mixing capsule and method of making and using same Human Necessities 15 Expired
US5147904A Open-pored moldings, a process for their production and use thereof Chemistry; Metallurgy 10 Expired
US6719834B1 Polyelectrolyte cement Emerging Cross-Sectional Technologies 9 Expired
US6100314A Adhesive system for dental purposes Human Necessities 2 Expired
US7456232B2 Use of branched polyacids in dental compounds Human Necessities 2 Expired

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