Inventor
OZAWA KAZUHIKO
JP15 patents
⚠️ This page may combine multiple inventors who share the name “OZAWA KAZUHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SONY CORP
8 patentsUS5506620AApr 9, 1996
Recording/reproducing apparatus for providing indications of abnormal states
SONY CORP80 citations95
US7697699B2Apr 13, 2010
Method of and apparatus for reducing noise
SONY CORP23 citations92
US7711557B2May 4, 2010
Audio signal noise reduction device and method
SONY CORP12 citations83
US7174023B2Feb 6, 2007
Automatic wind noise reduction circuit and automatic wind noise reduction method
SONY CORP14 citations83
US5805469ASep 8, 1998
Digital audio signal processing apparatus and method for error concealment
SONY CORP16 citations70
US11553155B2Jan 10, 2023
Communication controller and control method of communication controller
SONY CORP0 citations62
US8036398B2Oct 11, 2011
Circuit and apparatus having a delay unit for reducing periodic noise
SONY CORP4 citations62
US7436968B2Oct 14, 2008
Adaptive noise reduction method and device
SONY CORP4 citations62
OZAWA KAZUHIKO
5 patentsUS8547416B2Oct 1, 2013
Signal processing apparatus, signal processing method, program, and recording medium for enhancing voice
OZAWA KAZUHIKO21 citations91
US8411165B2Apr 2, 2013
Microphone apparatus, reproducing apparatus, and image taking apparatus
OZAWA KAZUHIKO10 citations82
US8150061B2Apr 3, 2012
Sound generating method, sound generating apparatus, sound reproducing method, and sound reproducing apparatus
OZAWA KAZUHIKO10 citations82
US8320583B2Nov 27, 2012
Noise reducing device and noise determining method
OZAWA KAZUHIKO1 citations51
US8331583B2Dec 11, 2012
Noise reducing apparatus and noise reducing method
OZAWA KAZUHIKO0 citations40