Inventor
OZAWA YUZURU
JP16 patents
⚠️ This page may combine multiple inventors who share the name “OZAWA YUZURU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH CO LTD
8 patentsUS11550239B2Jan 10, 2023
Powder container, powder supply device and image forming apparatus
RICOH CO LTD0 citations62
US11467516B2Oct 11, 2022
Powder container and image forming apparatus
RICOH CO LTD0 citations62
US11281124B2Mar 22, 2022
Powder container, powder supply device and image forming apparatus
RICOH CO LTD0 citations62
US11249421B2Feb 15, 2022
Powder container, powder supply device and image forming apparatus
RICOH CO LTD0 citations62
US10948850B2Mar 16, 2021
Powder container and image forming apparatus
RICOH CO LTD0 citations62
US10908531B2Feb 2, 2021
Powder container, powder supply device and image forming apparatus
RICOH CO LTD0 citations62
US10474062B2Nov 12, 2019
Powder container and image forming apparatus
RICOH CO LTD0 citations52
US10466623B2Nov 5, 2019
Powder container, powder supply device and image forming apparatus
RICOH CO LTD0 citations52
MATSUMOTO JUNICHI
5 patentsUS10281843B2May 7, 2019
Powder container, powder supply device and image forming apparatus
MATSUMOTO JUNICHI0 citations52
US9983509B2May 29, 2018
Powder container, powder supply device and image forming apparatus
MATSUMOTO JUNICHI0 citations52
US9547258B2Jan 17, 2017
Powder container, powder supply device and image forming apparatus
MATSUMOTO JUNICHI0 citations52
US9482987B2Nov 1, 2016
Powder container, powder supply device and image forming apparatus
MATSUMOTO JUNICHI0 citations52
US9244379B2Jan 26, 2016
Powder container and image forming apparatus incorporating same
MATSUMOTO JUNICHI0 citations41