Inventor
YAMAKAGE TOMOO
JP75 patents
⚠️ This page may combine multiple inventors who share the name “YAMAKAGE TOMOO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOSHIBA KK
48 patentsUS5467136ANov 14, 1995
Video decoder for determining a motion vector from a scaled vector and a difference vector
TOSHIBA KK229 citations99
US5424779AJun 13, 1995
Video coding apparatus
TOSHIBA KK161 citations99
US5398078AMar 14, 1995
Method of detecting a motion vector in an image coding apparatus
TOSHIBA KK246 citations99
US5317397AMay 31, 1994
Predictive coding using spatial-temporal filtering and plural motion vectors
TOSHIBA KK372 citations99
US5647049AJul 8, 1997
Video recording/reproducing apparatus which uses a differential motion vector determined using two other motion vectors
TOSHIBA KK129 citations98
US5623424AApr 22, 1997
Rate-controlled digital video editing method and system which controls bit allocation of a video encoder by varying quantization levels
TOSHIBA KK218 citations97
US6016162AJan 18, 2000
Video coding apparatus
TOSHIBA KK37 citations96
US5742344AApr 21, 1998
Motion compensated video decoding method and system for decoding a coded video signal using spatial and temporal filtering
TOSHIBA KK77 citations96
US9672633B2Jun 6, 2017
Image coding method, image decoding method, image coding apparatus, and image decoding apparatus
TOSHIBA KK8 citations93
US9135717B2Sep 15, 2015
Image coding method, image decoding method, image coding apparatus, and image decoding apparatus
TOSHIBA KK18 citations93
US6952486B2Oct 4, 2005
Digital watermark embedding method and apparatus, and digital watermark
TOSHIBA KK35 citations93
US6741723B2May 25, 2004
Digital watermark embedding method and apparatus, and digital watermark
TOSHIBA KK23 citations93
US7284130B2Oct 16, 2007
Digital watermark detection method and apparatus
TOSHIBA KK14 citations92
US6005627ADec 21, 1999
Video coding apparatus
TOSHIBA KK28 citations92
US5986713ANov 16, 1999
Video coding apparatus using inter-field prediction
TOSHIBA KK25 citations92
US5754231AMay 19, 1998
Bit allocation for motion video compression
TOSHIBA KK24 citations92
US5541661AJul 30, 1996
Video coding apparatus which forms an optimum prediction signal which is designated by a set of motion vectors of separate reference pictures
TOSHIBA KK19 citations92
US5313203AMay 17, 1994
Coding apparatus and method for coding information symbol strings by assigning fixed length codes thereto
TOSHIBA KK47 citations92
US6108040AAug 22, 2000
Motion vector detecting method and system for motion compensating predictive coder
TOSHIBA KK50 citations91
US11451808B2Sep 20, 2022
Image coding method, image decoding method, image coding apparatus, and image decoding apparatus
TOSHIBA KK3 citations84
US9843818B2Dec 12, 2017
Image coding method, image decoding method, image coding apparatus, and image decoding apparatus
TOSHIBA KK7 citations84
US7646883B2Jan 12, 2010
Digital watermark detection method and apparatus
TOSHIBA KK12 citations84
US7515731B2Apr 7, 2009
Digital watermark embedding apparatus and digital watermark detecting apparatus
TOSHIBA KK12 citations84
US7471807B2Dec 30, 2008
Digital watermark detection method and apparatus
TOSHIBA KK16 citations84
US7302573B2Nov 27, 2007
Computer system and method for controlling output of reproduced video data
TOSHIBA KK17 citations84
US7123744B2Oct 17, 2006
Digital watermark embedding method, digital watermark embedding apparatus, digital watermark detecting method, and digital watermark detecting apparatus
TOSHIBA KK17 citations82
US7451320B2Nov 11, 2008
Digital watermark detection method and apparatus
TOSHIBA KK5 citations74
US7437564B2Oct 14, 2008
Digital watermark detection method and apparatus
TOSHIBA KK5 citations74
US7437565B2Oct 14, 2008
Digital watermark detection method and apparatus
TOSHIBA KK5 citations74
US7428640B2Sep 23, 2008
Digital watermark detection method and apparatus
TOSHIBA KK5 citations74
US7426641B2Sep 16, 2008
Digital watermark detection method and apparatus
TOSHIBA KK5 citations74
US7426640B2Sep 16, 2008
Digital watermark detection method and apparatus
TOSHIBA KK5 citations74
US7421584B2Sep 2, 2008
Digital watermark detection method and apparatus
TOSHIBA KK5 citations74
US7398397B2Jul 8, 2008
Digital watermark detection method and apparatus
TOSHIBA KK4 citations74
US7380127B2May 27, 2008
Digital watermark detection method and apparatus
TOSHIBA KK5 citations74
US7370207B2May 6, 2008
Digital watermark detection method and apparatus
TOSHIBA KK5 citations74
US6945455B2Sep 20, 2005
Method and apparatus for recording content containing watermark
TOSHIBA KK6 citations74
US5872597AFeb 16, 1999
System for decoding moving picture signal multiplied and coded by DCT coefficient and additional data
TOSHIBA KK11 citations74
US11831891B2Nov 28, 2023
Image coding method, image decoding method, image coding apparatus, and image decoding apparatus
TOSHIBA KK2 citations73
US7653211B2Jan 26, 2010
Digital watermark embedding apparatus and digital watermark detection apparatus
TOSHIBA KK7 citations73
US12593062B2Mar 31, 2026
Image encoding and decoding method with merge flag and motion vectors
TOSHIBA KK0 citations63
US12177465B2Dec 24, 2024
Image coding method, image decoding method, image coding apparatus, and image decoding apparatus
TOSHIBA KK0 citations63
US12075083B2Aug 27, 2024
Image encoding and decoding method with merge flag and motion vectors
TOSHIBA KK0 citations63
US11936713B2Mar 19, 2024
Broadcasting system, encoder, multiplexing apparatus, multiplexing method, system switching apparatus, and synchronization control apparatus
TOSHIBA KK0 citations63
US11647219B2May 9, 2023
Image encoding and decoding method with merge flag and motion vectors
TOSHIBA KK0 citations63
US11606410B2Mar 14, 2023
Broadcasting system, encoder, multiplexing apparatus, multiplexing method, system switching apparatus, and synchronization control apparatus
TOSHIBA KK0 citations63
US11375218B2Jun 28, 2022
Image coding method, image decoding method, image coding apparatus, and image decoding apparatus
TOSHIBA KK0 citations63
US11323735B2May 3, 2022
Image encoding and decoding method with a merge flag and motion vectors
TOSHIBA KK0 citations63
KOTO SHINICHIRO
1 patentOHNISHI NAOYA
1 patentShowing the top 50 of 75 patents by PatentIndex Score.