Inventor
IZUMI NOBUAKI
JP31 patents
⚠️ This page may combine multiple inventors who share the name “IZUMI NOBUAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SONY CORP
30 patentsUS6157410ADec 5, 2000
Processing and display of images retrieved from digital still image files generated from digital moving images
SONY CORP57 citations96
US6963606B1Nov 8, 2005
Digital signal conversion method and digital signal conversion device
SONY CORP19 citations92
US6295086B1Sep 25, 2001
Apparatus and method for generating digital still image files from digital moving images
SONY CORP27 citations92
US6040873AMar 21, 2000
Apparatus and method for processing moving image data
SONY CORP34 citations92
US5677734AOct 14, 1997
Method and apparatus for modifying the quantization step of each macro-block in a video segment
SONY CORP51 citations91
US6078723AJun 20, 2000
Picture data recording and/or reproducing apparatus
SONY CORP14 citations82
US5742728AApr 21, 1998
Apparatus and method for recording and/or reproducing picture data operable to output zeros if a picture header is detected during variable speed reproduction
SONY CORP15 citations82
US6674897B1Jan 6, 2004
Picture data compression device and red data detection device
SONY CORP14 citations81
US7227898B2Jun 5, 2007
Digital signal conversion method and digital signal conversion device
SONY CORP6 citations74
US6061495AMay 9, 2000
Apparatus and method for recording and/or reproducing picture data operable to output zeros if a picture header is detected during variable speed reproduction
SONY CORP5 citations74
US10911781B2Feb 2, 2021
Image processing device and image processing method for encoding/decoding omnidirectional images at different resolutions
SONY CORP2 citations73
US10762597B2Sep 1, 2020
Generation apparatus, generation method, reproduction apparatus, and reproduction method
SONY CORP2 citations73
US10666979B2May 26, 2020
Image processing device and image processing method for encoding/decoding omnidirectional image divided vertically
SONY CORP2 citations73
US10412413B2Sep 10, 2019
Image processing device and image processing method
SONY CORP2 citations73
US10701508B2Jun 30, 2020
Information processing apparatus, information processing method, and program
SONY CORP2 citations70
US7526030B2Apr 28, 2009
Digital signal conversion method and digital signal conversion device
SONY CORP2 citations63
US7221709B2May 22, 2007
Information processing apparatus and method, and program storage medium
SONY CORP2 citations63
US11317082B2Apr 26, 2022
Information processing apparatus and information processing method
SONY CORP0 citations62
US11270413B2Mar 8, 2022
Playback apparatus and method, and generation apparatus and method
SONY CORP0 citations62
US11134235B2Sep 28, 2021
Image processing apparatus and image processing method
SONY CORP0 citations62
US10943373B2Mar 9, 2021
Image processing apparatus and image processing method
SONY CORP1 citations62
US11825066B2Nov 21, 2023
Video reproduction apparatus, reproduction method, and program
SONY CORP0 citations52
US10757463B2Aug 25, 2020
Information processing apparatus and information processing method
SONY CORP0 citations52
US10313728B2Jun 4, 2019
Information processing apparatus and information processing method
SONY CORP0 citations52
US7593464B2Sep 22, 2009
Information processing apparatus and method, and program storage medium
SONY CORP0 citations52
US11069120B2Jul 20, 2021
Image processing apparatus and image processing method
SONY CORP0 citations51
US10950029B2Mar 16, 2021
Image processing apparatus and image processing method
SONY CORP0 citations51
US10846916B2Nov 24, 2020
Image processing apparatus and image processing method
SONY CORP0 citations51
US5835664ANov 10, 1998
Method and apparatus for recording digital video signals
SONY CORP0 citations51
US5710858AJan 20, 1998
Method and apparatus for reproducing digital video signals
SONY CORP0 citations51