Inventor · Krefeld, DE

Birgit Winkelmann

2Patents
2h-index
2Co-inventors
24Inventor score

Filing activity: Sep 1, 1994 → Nov 9, 1994

Most-cited inventions

PatentTitleAreaCited byStatus
US5565127A Surfactant base for soapless lubricants Chemistry; Metallurgy 53 Expired
US6372698B1 Lubricant for chain conveyor belts and its use Chemistry; Metallurgy 36 Expired

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