Inventor · Niwot, CO, US

Mark A. Beran

18Patents
11h-index
20Co-inventors
72Inventor score

Filing activity: Aug 4, 1980 → Nov 10, 2014

Most-cited inventions

PatentTitleAreaCited byStatus
US5913763A Method for controlling the operational modes of a door in conjunction with a mechanical door control mechanism Emerging Cross-Sectional Technologies 85 Expired
US5687507A Apparatus for selective alteration of operating parameters of a door Emerging Cross-Sectional Technologies 84 Expired
US4483380A Foldable protective cover and carrier for sports equipment Emerging Cross-Sectional Technologies 60 Expired
US5941552A Adjustable snowboard binding apparatus and method Human Necessities 41 Expired
US5956249A Method for electromechanical control of the operational parameters of a door in conjunction with a mechanical door control mechanism Emerging Cross-Sectional Technologies 36 Expired
US5926106A Access control using serial discretely coded RF transmissions initiated by a single event Physics 34 Expired
US5036620A Safety enhanced pivoting door operator Fixed Constructions 30 Expired
US4382593A Vacuum document feeder Performing Operations; Transporting 24 Expired
US5210406A Presence detector housing and mount Physics 24 Expired
US4457506A Servo-controlled automatic document feeder Physics 22 Expired
US6290243A Angular displacement control apparatus and method for rotationally adjustable snowboard bindings Human Necessities 12 Expired
US4976065A Control apparatus for doors Fixed Constructions 10 Expired
USD293626S Ski boot bag General 8 Expired
US5021644A Presence detecting apparatus and method for automatic doors Physics 7 Expired
US4730823A Adaptive document feed pick mechanism Performing Operations; Transporting 6 Expired
USD291150S Foldable travel bag General 5 Expired
US9228626B2 Tubular torsion bar Mechanical Engineering; Lighting; Heating 2 Active
US9310156B2 Projectile launcher Mechanical Engineering; Lighting; Heating 1 Active

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