Inventor · San Antonio, TX, US

Alan C. Heller

18Patents
11h-index
6Co-inventors
65Inventor score

Filing activity: May 4, 1990 → Aug 12, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US5119104A Location system adapted for use in multipath environments Physics 648 Expired
US5548637A Method and apparatus for locating personnel and objects in response to telephone inquiries Electricity 425 Expired
US5387993A Method for receiving and transmitting optical data and control information to and from remotely located receivers and transmitters in an optical locator system Physics 394 Expired
US6154139A Method and system for locating subjects within a tracking environment Physics 203 Expired
US5572195A Sensory and control system for local area networks Electricity 190 Expired
US5355222A Optical receiver for area location system Physics 68 Expired
US5276496A Optical receiver for area location system Physics 64 Expired
USRE36791E Location system adapted for use in multipath environments General 45 Expired
US6222440A Location, identification and telemetry system using strobed signals at predetermined intervals Physics 35 Expired
USRE36530E Method for receiving and transmitting optical data and control information to and from remotely located receivers and transmitters in an optical locator system General 30 Expired
USD628662S1 Exercise device General 16 Expired
US8007417B2 Exercise device Human Necessities 10 Active
US10101051B2 System and process for notification of contagion risk conditions and mitigation thereof Mechanical Engineering; Lighting; Heating 6 Active
US8593251B2 Systems for detecting a febrile condition and reducing risks of spreading infection Human Necessities 2 Active
US9618401B2 Systems and devices for real time health status credentialing Human Necessities 1 Active
US12203814B2 Systems and methods for accurate detection of febrile conditions with varying baseline temperatures Physics 0 Active
US8686863B2 System and process for detecting a febrile condition Human Necessities 0 Active
US12239419B2 Systems for real time febrility detection and notification Human Necessities 0 Active

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