Inventor · Oregon, WI, US

Mark C. Allie

17Patents
12h-index
17Co-inventors
75Inventor score

Filing activity: Dec 18, 1985 → Feb 18, 2005

Most-cited inventions

PatentTitleAreaCited byStatus
US5033082A Communication system with active noise cancellation Physics 86 Expired
US4665549A Hybrid active silencer Physics 80 Expired
US4736431A Active attenuation system with increased dynamic range Electricity 68 Expired
US4815139A Active acoustic attenuation system for higher order mode non-uniform sound field in a duct Physics 68 Expired
US4837834A Active acoustic attenuation system with differential filtering Physics 63 Expired
US5022082A Active acoustic attenuation system with reduced convergence time Physics 43 Expired
US5386477A Active acoustic control system matching model reference Physics 38 Expired
US5715320A Active adaptive selective control system Physics 33 Expired
US6540816B2 Regenerable filter with localized and efficient heating Emerging Cross-Sectional Technologies 31 Expired
US5172416A Active attenuation system with specified output acoustic wave Physics 26 Expired
US5396561A Active acoustic attenuation and spectral shaping system Physics 25 Expired
US5206911A Correlated active attenuation system with error and correction signal input Physics 20 Expired
US4903249A Rigid foraminous microphone probe for acoustic measurement in turbulent flow Physics 12 Expired
US5586189A Active adaptive control system with spectral leak Electricity 12 Expired
US7434205B1 Virtual type interpretation, interaction and detection Physics 12 Active
US4811309A Microphone probe for acoustic measurement in turbulent flow Electricity 11 Expired
US5627747A System for developing and operating an active sound and vibration control system Physics 9 Expired

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