Inventor · Coopersville, MI, US

David Cotter

45Patents
19h-index
36Co-inventors
81Inventor score

Filing activity: Jun 2, 1983 → May 27, 2010

Most-cited inventions

PatentTitleAreaCited byStatus
US4560246A Optical transmission Electricity 89 Expired
US6714552B1 Communications network Electricity 79 Expired
US5127510A Modular diverter shoe and slat construction Performing Operations; Transporting 77 Expired
US6272548A Dead reckoning routing of packet data within a network of nodes having generally regular topology Electricity 65 Expired
US5912753A Optical telecommunications network Electricity 52 Expired
US6959151B1 Communication network Electricity 50 Expired
US6561360B1 Automatic tray handling system for sorter Emerging Cross-Sectional Technologies 44 Expired
US7562761B2 Slat driven positive displacement sorter Performing Operations; Transporting 44 Active
US4684067A Two-stage, hydraulic-assisted fuel injection nozzle Emerging Cross-Sectional Technologies 40 Expired
US5038912A Vertically actuated transfer switch Performing Operations; Transporting 39 Expired
US4665524A Mode locked laser light sources Electricity 34 Expired
US4973122A Optical nonlinear cross-coupled interferometer and method utilizing same Physics 25 Expired
US5531311A Conveyor article propelling roller drive system Performing Operations; Transporting 24 Expired
US5831752A Optical packet processing Electricity 24 Expired
US5358097A Accumulation conveyor with retractable sensor Performing Operations; Transporting 23 Expired
US6811018B2 Belt conveyor Performing Operations; Transporting 22 Expired
US6065588A Contact assembly for accumulation conveyors Performing Operations; Transporting 21 Expired
US7806254B2 Belt conveyor and method Performing Operations; Transporting 20 Active
US5429225A Modular pneumatic accumulation conveyor and method Performing Operations; Transporting 19 Expired
US5540323A Modular pneumatic accumulation conveyor Performing Operations; Transporting 19 Expired
US5101958A Flowspitting conveyor Performing Operations; Transporting 19 Expired
US6731648B1 Method and apparatus for transmitting a return signal in a loop network Electricity 18 Expired
US7467708B2 Belt conveyor and method of converting a roller conveyor to a belt conveyor, and retrofit kit Performing Operations; Transporting 15 Active
US7383935B2 Motorized roller transverse drive Performing Operations; Transporting 15 Expired
US6069720A Optical telecommunications network Electricity 15 Expired

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