Inventor · Ennepetal, DE

Peter Wulf

10Patents
5h-index
18Co-inventors
63Inventor score

Filing activity: Jun 6, 1980 → Dec 4, 2001

Most-cited inventions

PatentTitleAreaCited byStatus
US4696076A Vacuum cleaner nozzle Human Necessities 14 Expired
US4851019A Electric vacuum cleaner Human Necessities 12 Expired
US4302225A Hand vacuum cleaner Emerging Cross-Sectional Technologies 9 Expired
US4685170A Bristle component for a floor cleaning nozzle Human Necessities 7 Expired
US4538322A Attachment nozzle for a vacuum cleaning system Human Necessities 7 Expired
US6729233B2 Sheet guide device in a rotary printing machine Performing Operations; Transporting 5 Expired
US4360939A Floor care device Human Necessities 5 Expired
US4437199A Carpet cleaning device Human Necessities 4 Expired
US7328899B2 Device for guiding sheets Performing Operations; Transporting 3 Expired
US6726203B1 Sheet guide arrangement in a printing machine Performing Operations; Transporting 1 Expired

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