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DIGISONIX INC

Overview
  • Total Patents
    49
About

DIGISONIX INC has a total of 49 patent applications. Its first patent ever was published in 1993. It filed its patents most often in United States, Canada and EPO (European Patent Office). Its main competitors in its focus markets consumer goods, environmental technology and telecommunications are REGAN JAMES BERNARD, MATO JIRO and MORI KEIJI.

Patent filings per year

Chart showing DIGISONIX INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Popovich Steven R 16
#2 Allie Mark C 11
#3 Laak Trevor A 10
#4 Eriksson Larry J 9
#5 Finn Brian M 7
#6 Pedersen Douglas G 4
#7 Bremigan Cary D 4
#8 Trantow Jerry J 3
#9 Roe Thomas O 3
#10 Goodman Seth D 3

Latest patents

Publication Filing date Title
US6094601A Adaptive control system with efficiently constrained adaptation
US6496581B1 Coupled acoustic echo cancellation system
US6295363B1 Adaptive passive acoustic attenuation system
US5963651A Adaptive acoustic attenuation system having distributed processing and shared state nodal architecture
US5693918A Active exhaust silencer
US5701350A Active acoustic control in remote regions
US5706344A Acoustic echo cancellation in an integrated audio and telecommunication system
US5621803A Active attenuation system with on-line modeling of feedback path
US5710822A Frequency selective active adaptive control system
US5715320A Active adaptive selective control system
CA2149359A1 Multi-Filter-Set Active Adaptive Control System
CA2148962A1 Coherence optimized active adaptive control system
US5602929A Fast adapting control system and method
US5633795A Adaptive tonal control system with constrained output and adaptation
US5602928A Multi-channel communication system
US5561598A Adaptive control system with selectively constrained ouput and adaptation
US5570425A Transducer daisy chain
US5627747A System for developing and operating an active sound and vibration control system
US5541373A Active exhaust silencer
US5590205A Adaptive control system with a corrected-phase filtered error update