Inventor
IKAI TOMOHIRO
JP230 patents
⚠️ This page may combine multiple inventors who share the name “IKAI TOMOHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SHARP KK
37 patentsUS10798403B2Oct 6, 2020
Prediction image generation device, video decoding device, and video coding device
SHARP KK22 citations94
US10743024B2Aug 11, 2020
Decoding device, an encoding device, and a decoding method using a uni-prediction or bi-predition scheme for inter-frame prediction
SHARP KK14 citations94
US10110891B2Oct 23, 2018
Image decoding device, image decoding method, and image encoding device
SHARP KK25 citations94
US9794572B2Oct 17, 2017
Arithmetic decoding device, image decoding apparatus, arithmetic coding device, and image coding apparatus
SHARP KK9 citations93
US9699479B2Jul 4, 2017
Arithmetic decoding device, image decoding apparatus, arithmetic coding device, and image coding apparatus
SHARP KK11 citations93
US9538205B2Jan 3, 2017
Arithmetic decoding device, image decoding apparatus, arithmetic coding device, and image coding apparatus
SHARP KK14 citations93
US11412243B2Aug 9, 2022
Video decoding apparatus
SHARP KK6 citations86
US11240500B2Feb 1, 2022
Image decoding apparatus and image coding apparatus
SHARP KK6 citations86
US11184636B2Nov 23, 2021
Video encoding device and video decoding device
SHARP KK11 citations86
US10887626B2Jan 5, 2021
Image decoding device and image encoding device
SHARP KK10 citations86
US11234011B2Jan 25, 2022
Image decoding apparatus and image coding apparatus
SHARP KK6 citations85
US11070801B2Jul 20, 2021
Image coder/decoder restricting binary tree splitting of target node obtained by ternary tree split
SHARP KK8 citations84
US11051021B2Jun 29, 2021
Coding device predicting chrominance based on downsampled luminance
SHARP KK8 citations84
US10873746B2Dec 22, 2020
Intra prediction image generation device using cross-component liner model, image decoding apparatus, and image coding apparatus using same
SHARP KK9 citations84
US10477204B2Nov 12, 2019
Harmonized palette coding
SHARP KK8 citations84
US10194169B2Jan 29, 2019
Method for decoding an image, image decoding apparatus, method for encoding an image, and image encoding apparatus
SHARP KK8 citations84
US10171823B2Jan 1, 2019
Image decoding device and image coding device
SHARP KK7 citations84
US10075733B2Sep 11, 2018
Image decoding device, image decoding method, and image encoding device
SHARP KK7 citations84
US9813713B2Nov 7, 2017
Arithmetic decoding device, arithmetic decoding method, arithmetic coding device, arithmetic coding method, and storage medium
SHARP KK9 citations84
US9686559B2Jun 20, 2017
Image decoding device, and image encoding device
SHARP KK7 citations84
US9525876B2Dec 20, 2016
Arithmetic decoding device, image decoding device, arithmetic coding device, image coding device, and arithmetic decoding method
SHARP KK4 citations84
US9357219B2May 31, 2016
Video encoding apparatus and video decoding apparatus
SHARP KK10 citations84
US9307264B2Apr 5, 2016
Arithmetic decoding device, arithmetic coding device, image decoding apparatus, and image coding apparatus
SHARP KK5 citations84
US12219150B2Feb 4, 2025
Video decoding apparatus and video coding apparatus
SHARP KK4 citations75
US11631199B2Apr 18, 2023
Image filtering apparatus, image decoding apparatus, and image coding apparatus
SHARP KK6 citations74
US12034951B2Jul 9, 2024
Video decoding apparatus
SHARP KK1 citations73
US11743510B2Aug 29, 2023
Image decoding device and image decoding method
SHARP KK3 citations73
US11722664B2Aug 8, 2023
Image decoding method and apparatus
SHARP KK2 citations73
US11706452B2Jul 18, 2023
Image decoding device and image encoding device
SHARP KK2 citations73
US11677943B2Jun 13, 2023
Image decoding apparatus and image coding apparatus
SHARP KK1 citations73
US11539968B2Dec 27, 2022
Video decoding apparatus and video coding apparatus
SHARP KK1 citations73
US11431972B2Aug 30, 2022
Image encoding device, encoded stream extraction device, and image decoding device
SHARP KK3 citations73
US11405655B2Aug 2, 2022
Image decoding device and image encoding device
SHARP KK2 citations73
US11328451B2May 10, 2022
Image decoding apparatus and image coding apparatus
SHARP KK2 citations73
US11297349B2Apr 5, 2022
Video decoding device and video encoding device
SHARP KK4 citations73
US11277606B2Mar 15, 2022
Method for decoding a bitstream
SHARP KK2 citations73
US11240523B2Feb 1, 2022
Prediction image generation device, video decoding device, and video coding device
SHARP KK1 citations73
DOLBY INT AB
6 patentsUS10708609B2Jul 7, 2020
Image decoding device and image coding device
DOLBY INT AB3 citations84
US10194161B2Jan 29, 2019
Image decoding device and image coding device
DOLBY INT AB3 citations84
US9866856B2Jan 9, 2018
Image decoding device and image coding device
DOLBY INT AB4 citations84
US9667984B2May 30, 2017
Image decoding device and image coding device
DOLBY INT AB4 citations84
US11924451B2Mar 5, 2024
Image decoding device and image coding device
DOLBY INT AB1 citations73
US11284098B2Mar 22, 2022
Image decoding device and image coding device
DOLBY INT AB2 citations73
IKAI TOMOHIRO
2 patentsVELOS MEDIA LLC
2 patentsUS10848764B2Nov 24, 2020
Arithmetic decoding device, image decoding apparatus, arithmetic coding device, and image coding apparatus
VELOS MEDIA LLC4 citations84
US10491900B2Nov 26, 2019
Arithmetic decoding method, image decoding apparatus, arithmetic coding method, and image coding apparatus
VELOS MEDIA LLC6 citations84
YAMAZAKI TAKANORI
1 patentYAMAMOTO TOMOYUKI
1 patentHUAWEI TECH CO LTD
1 patentShowing the top 50 of 230 patents by PatentIndex Score.