Inventor · Bloomington, IL, US

William Hanold

6Patents
6h-index
6Co-inventors
56Inventor score

Filing activity: May 14, 1975 → Jan 7, 1999

Most-cited inventions

PatentTitleAreaCited byStatus
US5784755A Wet extractor system Human Necessities 116 Expired
US5933912A Wet extractor system Human Necessities 40 Expired
US5839159A Wet extractor system Human Necessities 38 Expired
US5887313A Reservoir assembly for wet extractor system Emerging Cross-Sectional Technologies 27 Expired
US6082376A Method of operating a wet extractor Human Necessities 20 Expired
US4017937A Hose coupling for a suction cleaner Human Necessities 9 Expired

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