Inventor · Oxnard, CA, US

Robert B. Guthrie

11Patents
5h-index
13Co-inventors
63Inventor score

Filing activity: Apr 26, 1988 → Jun 29, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US5619992A Methods and apparatus for inhibiting contamination of reusable pulse oximetry sensors Human Necessities 1,595 Expired
USD315407S Syringe jacket with plunger handle General 21 Expired
US5889212A Dual chamber differential pressure transducer with multiple inlet and outlet ports Physics 19 Expired
US8979822B2 Catheter assembly Human Necessities 6 Active
US5562639A Vented fluid collection system Human Necessities 5 Expired
USD312873S Syringe jacket with plunger handle General 2 Expired
US8814781B2 Endoscopic sheath assembly Human Necessities 2 Active
US9433344B2 Endoscopic sheath assembly Human Necessities 2 Active
US9179824B2 Endoscopic sheath assembly Human Necessities 1 Active
US10076232B2 Endoscopic sheath assembly Human Necessities 0 Active
US6003386A Disposable mass flow transducer Physics 0 Expired

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