Inventor · Austin, TX, US

Ryan A. Hellman

7Patents
2h-index
11Co-inventors
40Inventor score

Filing activity: Jun 24, 2013 → May 20, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US10026388B2 Feedback adaptive noise cancellation (ANC) controller and method having a feedback response partially provided by a fixed-response filter Physics 4 Active
US9478210B2 Systems and methods for hybrid adaptive noise cancellation Physics 3 Active
US10810990B2 Active noise cancellation (ANC) system with selectable sample rates Physics 1 Active
US10290296B2 Feedback howl management in adaptive noise cancellation system Electricity 0 Active
US12047757B2 Windowing filter for amplifier device Electricity 0 Active
US11868540B2 Determination of resonant frequency and quality factor for a sensor system Physics 0 Active
US11644521B1 Circuitry for compensating for gain and/or phase mismatch between voltage and current monitoring paths Electricity 0 Active

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