Inventor
YAMAOKA MASATO
JP21 patents
⚠️ This page may combine multiple inventors who share the name “YAMAOKA MASATO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
16 patentsUS10088773B2Oct 2, 2018
Developer supply kit, developer supplying device and image forming apparatus
CANON KK27 citations94
US9720349B2Aug 1, 2017
Developer supply kit, developer supplying device and image forming apparatus
CANON KK28 citations94
US10761474B2Sep 1, 2020
Developer supply container and developer supplying system
CANON KK7 citations84
US11099519B2Aug 24, 2021
Developer supply container and developer supplying system
CANON KK2 citations73
US10725400B2Jul 28, 2020
Developer supply container and developer supplying system
CANON KK1 citations72
US12591189B2Mar 31, 2026
Developer supply container and developer supplying system
CANON KK0 citations62
US12468254B2Nov 11, 2025
Developer supply container and developer supplying system
CANON KK0 citations62
US12038713B2Jul 16, 2024
Developer supply container and developer supplying system
CANON KK0 citations62
US11934140B2Mar 19, 2024
Developer supply container and developer supplying system
CANON KK0 citations62
US11852991B2Dec 26, 2023
Developer supply container and developer supplying system
CANON KK0 citations62
US11599042B1Mar 7, 2023
Developer supply container and developer supplying system
CANON KK0 citations62
US11480913B2Oct 25, 2022
Developer supply container and developer supplying system
CANON KK0 citations62
US11474474B2Oct 18, 2022
Developer supply container and developer supplying system
CANON KK0 citations62
US11092926B2Aug 17, 2021
Developer supply container and developer supplying system
CANON KK0 citations62
US10884371B2Jan 5, 2021
Developer supply container and developer supplying system
CANON KK0 citations62
US12105468B2Oct 1, 2024
Image forming apparatus
CANON KK1 citations54
SONY CORP
4 patentsUS7551220B2Jun 23, 2009
Image recording/reproducing device with dual-operated switch depending upon orientation of the device
SONY CORP10 citations80
US5930063AJul 27, 1999
Variable-speed playback apparatus for digital video signals
SONY CORP11 citations71
US6785462B1Aug 31, 2004
Recording and reproducing apparatus
SONY CORP3 citations62
US6078456AJun 20, 2000
Variable-speed playback apparatus for digital video signals
SONY CORP0 citations50