Inventor · Mississauga, ON, CA

Stephen Ryan

6Patents
5h-index
9Co-inventors
52Inventor score

Filing activity: Jun 20, 1996 → Jun 11, 2008

Most-cited inventions

PatentTitleAreaCited byStatus
US6378947B1 Seating system Emerging Cross-Sectional Technologies 35 Expired
US5857832A Restraint seat and hoist Human Necessities 23 Expired
US6543844B1 Seating furniture for children Human Necessities 12 Expired
US8061376B2 Stable wheeled walker device Human Necessities 12 Active
US5778460A Auxiliary toilet seat Human Necessities 10 Expired
USD441245S Support cushion for seating General 1 Expired

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