Inventor
ERIKSSON LARRY J
US20 patents
⚠️ This page may combine multiple inventors who share the name “ERIKSSON LARRY J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NELSON IND INC
13 patentsUS4677676AJun 30, 1987
Active attenuation system with on-line modeling of speaker, error path and feedback pack
NELSON IND INC199 citations99
US5968371AOct 19, 1999
Lubricant circulation diagnostic and modeling system
NELSON IND INC134 citations98
US4677677AJun 30, 1987
Active sound attenuation system with on-line adaptive feedback cancellation
NELSON IND INC136 citations98
US5033082AJul 16, 1991
Communication system with active noise cancellation
NELSON IND INC122 citations97
US5022082AJun 4, 1991
Active acoustic attenuation system with reduced convergence time
NELSON IND INC61 citations96
US4665549AMay 12, 1987
Hybrid active silencer
NELSON IND INC139 citations96
US5930371AJul 27, 1999
Tunable acoustic system
NELSON IND INC83 citations95
US4815139AMar 21, 1989
Active acoustic attenuation system for higher order mode non-uniform sound field in a duct
NELSON IND INC82 citations95
US5206911AApr 27, 1993
Correlated active attenuation system with error and correction signal input
NELSON IND INC27 citations92
US5172416ADec 15, 1992
Active attenuation system with specified output acoustic wave
NELSON IND INC37 citations92
US5088575AFeb 18, 1992
Acoustic system with transducer and venturi
NELSON IND INC24 citations92
US4359136ANov 16, 1982
Muffler construction
NELSON IND INC26 citations82
US4811309AMar 7, 1989
Microphone probe for acoustic measurement in turbulent flow
NELSON IND INC13 citations72
DIGISONIX INC
5 patentsUS5715320AFeb 3, 1998
Active adaptive selective control system
DIGISONIX INC64 citations95
US5418873AMay 23, 1995
Active acoustic attenuation system with indirect error sensing
DIGISONIX INC20 citations92
US5602928AFeb 11, 1997
Multi-channel communication system
DIGISONIX INC50 citations91
US5627747AMay 6, 1997
System for developing and operating an active sound and vibration control system
DIGISONIX INC17 citations71
US5570425AOct 29, 1996
Transducer daisy chain
DIGISONIX INC14 citations68