Inventor · Placerville, CA, US

Robert W. Beard

13Patents
13h-index
5Co-inventors
67Inventor score

Filing activity: Oct 28, 1980 → May 11, 1992

Most-cited inventions

PatentTitleAreaCited byStatus
US4640279A Combination surgical scalpel and electrosurgical instrument Human Necessities 452 Expired
US4493704A Portable fluid infusion apparatus Human Necessities 285 Expired
US4622966A Surgical cutting device Human Necessities 106 Expired
US4947856A Fluid pressure monitoring and flow control apparatus Human Necessities 87 Expired
US4481057A Cutting device and method of manufacture Emerging Cross-Sectional Technologies 85 Expired
US4825876A Encapsulated blood pressure transducer Emerging Cross-Sectional Technologies 82 Expired
US4485810A Surgical cutting blade Human Necessities 74 Expired
US5269311A Method for compensating errors in a pressure transducer Physics 60 Expired
US4690492A Optical coupling Physics 49 Expired
US5135002A Pressure transducer compensation system Physics 42 Expired
US4399684A Gas measurement method Physics 35 Expired
US4815313A Syringe pressure calibration reference Human Necessities 28 Expired
US4936542A Catheter flow control valve Human Necessities 18 Expired

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