Inventor · Gaylord, MI, US

Steven L. Birman

15Patents
7h-index
18Co-inventors
59Inventor score

Filing activity: Oct 12, 2009 → Jun 27, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US8789662B2 Wheeled carriage with brake lock system Performing Operations; Transporting 27 Active
US9107783B2 Patient handling device Human Necessities 19 Active
US9084710B2 Wheeled chair Human Necessities 16 Active
US9033349B2 Pole and topper for mobile medical device Human Necessities 15 Active
USD705134S1 Wheelchair handlebars General 9 Active
USD743305S1 Wheelchair castor posts General 8 Active
USD742286S1 Wheelchair rear wheels with supports General 7 Active
US9027183B2 Patient handling device Human Necessities 6 Active
US8967635B2 Brakes for mobile medical device Human Necessities 4 Active
USD732439S1 Wheelchair armrests General 4 Active
US8888118B2 Bottle holder for mobile medical device Human Necessities 4 Active
US11723820B2 Patient support apparatus Human Necessities 1 Active
US12161594B2 Deck extension assembly Human Necessities 0 Active
US11559422B2 Urine collection system for use on patient support apparatus Human Necessities 0 Active
USD1074249S1 Emergency relief bed General 0 Active

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