Inventor
MEYER JOHN D
US48 patents
⚠️ This page may combine multiple inventors who share the name “MEYER JOHN D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MEYER SOUND LAB INC
20 patentsUS5377274ADec 27, 1994
Correction circuit and method for improving the transient behavior of a two-way loudspeaker system
MEYER SOUND LAB INC54 citations95
US5602367AFeb 11, 1997
Multiple tuned high power bass reflex speaker system
MEYER SOUND LAB INC34 citations93
US5185801AFeb 9, 1993
Correction circuit and method for improving the transient behavior of a two-way loudspeaker system
MEYER SOUND LAB INC45 citations92
US6668969B2Dec 30, 2003
Manifold for a horn loudspeaker and method
MEYER SOUND LAB INC44 citations91
US9392366B1Jul 12, 2016
Magnitude and phase correction of a hearing device
MEYER SOUND LAB INC18 citations90
USD505942SJun 7, 2005
Front of a loudspeaker
MEYER SOUND LAB INC22 citations90
US5925856AJul 20, 1999
Loudspeaker horn
MEYER SOUND LAB INC34 citations89
US5821470AOct 13, 1998
Broadband acoustical transmitting system
MEYER SOUND LAB INC20 citations89
US7069219B2Jun 27, 2006
System and user interface for producing acoustic response predictions via a communications network
MEYER SOUND LAB INC21 citations88
US6081602AJun 27, 2000
Arrayable two-way loudspeaker system and method
MEYER SOUND LAB INC28 citations88
US7299893B2Nov 27, 2007
Loudspeaker horn and method for controlling grating lobes in a line array of acoustic sources
MEYER SOUND LAB INC16 citations82
US6895378B1May 17, 2005
System and method for producing acoustic response predictions via a communications network
MEYER SOUND LAB INC12 citations79
US5784474AJul 21, 1998
Method and circuit for improving the polar response of a two-way horn-loaded loudspeaker system
MEYER SOUND LAB INC10 citations71
USD508691SAug 23, 2005
Microphone
MEYER SOUND LAB INC9 citations70
US4968949ANov 6, 1990
Ohmically isolating input circuit
MEYER SOUND LAB INC12 citations65
US4779058AOct 18, 1988
Ohmically isolated input circuit
MEYER SOUND LAB INC5 citations63
US4764938AAug 16, 1988
Circuit and method for correcting distortion in a digital audio system
MEYER SOUND LAB INC5 citations63
USD523003SJun 13, 2006
Microphone
MEYER SOUND LAB INC4 citations60
US9154889B2Oct 6, 2015
Hearing aid having level and frequency-dependent gain
MEYER SOUND LAB INC0 citations50
US9057191B2Jun 16, 2015
Acoustically absorptive panel
MEYER SOUND LAB INC0 citations45
MEYER SOUND LABORATORIES INCORPORATED
10 patentsUSD375499SNov 12, 1996
Loudspeaker
MEYER SOUND LABORATORIES INCORPORATED56 citations91
US10299047B2May 21, 2019
Transparent hearing aid and method for fitting same
MEYER SOUND LABORATORIES INCORPORATED7 citations82
US12262186B2Mar 25, 2025
System and method for delivering full-bandwidth sound to an audience in an audience space
MEYER SOUND LABORATORIES INCORPORATED2 citations72
US9992573B1Jun 5, 2018
Phase inversion filter for correcting low frequency phase distortion in a loudspeaker system
MEYER SOUND LABORATORIES INCORPORATED6 citations72
USD373359SSep 3, 1996
Loudspeaker
MEYER SOUND LABORATORIES INCORPORATED12 citations67
USD357678SApr 25, 1995
Acoustical ranging transceiver
MEYER SOUND LABORATORIES INCORPORATED4 citations63
US10375484B2Aug 6, 2019
Hearing aid having level and frequency-dependent gain
MEYER SOUND LABORATORIES INCORPORATED1 citations60
US12187991B2Jan 7, 2025
Apparatus and method for modifying a responsive liquid held in a liquid container having resonant frequencies in the audio frequency range
MEYER SOUND LABORATORIES INCORPORATED0 citations52
US10841717B2Nov 17, 2020
Signal generator and method for measuring the performance of a loudspeaker
MEYER SOUND LABORATORIES INCORPORATED0 citations50
US9769575B2Sep 19, 2017
Magnitude and phase correction of a hearing device
MEYER SOUND LABORATORIES INCORPORATED0 citations50
HEWLETT PACKARD CO
7 patentsUS5151120ASep 29, 1992
Solid ink compositions for thermal ink-jet printing having improved printing characteristics
HEWLETT PACKARD CO304 citations98
US4490728ADec 25, 1984
Thermal ink jet printer
HEWLETT PACKARD CO476 citations98
US4680645AJul 14, 1987
Method for rendering gray scale images with variable dot sizes
HEWLETT PACKARD CO143 citations96
US4514741AApr 30, 1985
Thermal ink jet printer utilizing a printhead resistor having a central cold spot
HEWLETT PACKARD CO52 citations96
US5065167ANov 12, 1991
Vaporizable solid ink composition for thermal ink-jet printing
HEWLETT PACKARD CO25 citations92
US5984457ANov 16, 1999
Spray-mode inkjet printer
HEWLETT PACKARD CO6 citations63
US5102460AApr 7, 1992
Vaporizable solid ink composition for thermal ink-jet printing
HEWLETT PACKARD CO3 citations62
MEYER JOHN D
6 patentsUS4152552AMay 1, 1979
Horn speaker and method for producing low distortion sound
MEYER JOHN D37 citations92
USD271967SDec 27, 1983
Loudspeaker
MEYER JOHN D48 citations90
US8428284B2Apr 23, 2013
Loudspeaker with passive low frequency directional control
MEYER JOHN D17 citations80
US8636104B2Jan 28, 2014
Acoustically absorptive panel
MEYER JOHN D8 citations77
USD769686SOct 25, 2016
Bullet bottle opener
MEYER JOHN D5 citations73
US8238588B2Aug 7, 2012
Loudspeaker system and method for producing synthesized directional sound beam
MEYER JOHN D6 citations68