Inventor
MASE RYUSUKE
JP21 patents
⚠️ This page may combine multiple inventors who share the name “MASE RYUSUKE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MASE RYUSUKE
6 patentsUS9250593B2Feb 2, 2016
Image forming apparatus and image density control method employed by the image forming apparatus
MASE RYUSUKE2 citations61
US8425006B2Apr 23, 2013
Image forming apparatus including first and second carriages which are detachably attachably to each other
MASE RYUSUKE2 citations61
US12372908B2Jul 29, 2025
Image forming apparatus
MASE RYUSUKE0 citations60
US11086251B2Aug 10, 2021
Image forming apparatus including control circuitry to execute a warm-up operation
MASE RYUSUKE1 citations60
US11573506B2Feb 7, 2023
Powder container, developing device, and image forming apparatus with multiple joints to prevent leakage
MASE RYUSUKE0 citations50
US8573726B2Nov 5, 2013
Image forming apparatus
MASE RYUSUKE1 citations50
RICOH CO LTD
3 patentsUS11112731B2Sep 7, 2021
Developer container, developing device, and image forming apparatus
RICOH CO LTD0 citations61
US11256194B2Feb 22, 2022
Developing device, process cartridge, and image forming apparatus
RICOH CO LTD0 citations60
US11275325B2Mar 15, 2022
Image forming apparatus including a process cartridge that includes a developing device
RICOH CO LTD0 citations50