Inventor
YASUI RYOTA
JP15 patents
⚠️ This page may combine multiple inventors who share the name “YASUI RYOTA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
10 patentsUS10274893B2Apr 30, 2019
Structure of image forming apparatus
CANON KK5 citations72
US10691061B2Jun 23, 2020
Image forming apparatus having an engagement mechanism for a cartridge
CANON KK5 citations71
US10527999B2Jan 7, 2020
Cartridge unit and image forming apparatus having features to prevent erroneous cartridge unit locking
CANON KK1 citations62
US12321125B2Jun 3, 2025
Metal frame of image forming apparatus and image forming apparatus
CANON KK0 citations60
US11971679B2Apr 30, 2024
Metal frame of image forming apparatus and image forming apparatus
CANON KK0 citations60
US11656571B2May 23, 2023
Metal frame of image forming apparatus and image forming apparatus
CANON KK0 citations60
US11448998B2Sep 20, 2022
Metal frame of image forming apparatus and image forming apparatus
CANON KK0 citations50
US11199804B2Dec 14, 2021
Metal frame of image forming apparatus and image forming apparatus
CANON KK0 citations49
US9915891B2Mar 13, 2018
Developing device with light reflection through regulating member gap
CANON KK0 citations39
US10564595B2Feb 18, 2020
Cartridge unit
CANON KK0 citations34
EIKEN CHEMICAL
3 patentsUS12442728B2Oct 14, 2025
Preservative solution for heme protein, and method for stabilizing heme protein
EIKEN CHEMICAL0 citations53
US11125659B2Sep 21, 2021
Preservative solution for heme protein, and method for stabilizing heme protein
EIKEN CHEMICAL0 citations53
US11175292B2Nov 16, 2021
Anti-human hemoglobin monoclonal antibody or antibody kit, insoluble carrier particle to which anti-human hemoglobin monoclonal antibody is immobilized, and measurement reagent and measurement method using same
EIKEN CHEMICAL0 citations52