Inventor · Nienburg, DE

Wilfried Hahn

5Patents
3h-index
8Co-inventors
46Inventor score

Filing activity: Jan 22, 1991 → Sep 17, 2008

Most-cited inventions

PatentTitleAreaCited byStatus
USD335074S Screwdriver handle General 24 Expired
US5558812A Liquid enzyme formulations Chemistry; Metallurgy 16 Expired
US6575062B2 Accommodating head for a tool with an actuating tip Performing Operations; Transporting 15 Expired
US7858889B2 Apparatus for processing mail items and weighing module with settling section Physics 3 Active
US5769900A Enzyme mixtures and processes for desizing textiles sized with starch Textiles; Paper 1 Expired

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