Inventor
MASE SOICHIRO
JP22 patents
⚠️ This page may combine multiple inventors who share the name “MASE SOICHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BROTHER IND LTD
13 patentsUS7826779B2Nov 2, 2010
Developer cartridge
BROTHER IND LTD29 citations92
US7711294B2May 4, 2010
Developer cartridge, developing device and image forming apparatus
BROTHER IND LTD19 citations92
US7742726B2Jun 22, 2010
Developer cartridge, developing unit and image forming apparatus including the same
BROTHER IND LTD12 citations84
US12487557B2Dec 2, 2025
Image forming apparatus including toner cartridge that is detachable from housing with drum cartridge kept attached to housing
BROTHER IND LTD0 citations62
US12117765B2Oct 15, 2024
Image forming apparatus including toner cartridge that is detachable from housing with drum cartridge kept attached to housing
BROTHER IND LTD0 citations62
US7899344B2Mar 1, 2011
Image forming apparatus
BROTHER IND LTD3 citations62
US7805097B2Sep 28, 2010
Developing device and toner cartridge
BROTHER IND LTD3 citations62
US7756432B2Jul 13, 2010
Image forming apparatus and cartridge having optical detection of toner amount
BROTHER IND LTD3 citations62
US7742725B2Jun 22, 2010
Developing device
BROTHER IND LTD2 citations62
US7496315B2Feb 24, 2009
Image forming apparatus with frontal discharge of print medium
BROTHER IND LTD6 citations62
US7817945B2Oct 19, 2010
Developer cartridge and method of recycling the developer cartridge
BROTHER IND LTD1 citations52
US7949282B2May 24, 2011
Developing device and image forming apparatus including the same
BROTHER IND LTD0 citations41
US7747193B2Jun 29, 2010
Developing device with detachable toner cartridge and image forming apparatus having the same
BROTHER IND LTD0 citations41
MASE SOICHIRO
9 patentsUS8208839B2Jun 26, 2012
Developer cartridge, developing device, and process cartridge
MASE SOICHIRO3 citations62
US8099020B2Jan 17, 2012
Developer cartridge and developing device
MASE SOICHIRO3 citations62
US8577263B2Nov 5, 2013
Developing device
MASE SOICHIRO2 citations61
US8428493B2Apr 23, 2013
Image forming apparatus
MASE SOICHIRO3 citations61
US8229332B2Jul 24, 2012
Cartridge with spiral blade and image forming apparatus
MASE SOICHIRO2 citations61
US8787801B2Jul 22, 2014
Developing apparatus and developer cartridge
MASE SOICHIRO0 citations51
US8331829B2Dec 11, 2012
Developer cartridge, developing unit and image forming apparatus including the same
MASE SOICHIRO1 citations51
US8086144B2Dec 27, 2011
Developing apparatus and developer cartridge
MASE SOICHIRO0 citations51
US8099001B2Jan 17, 2012
Developer cartridge and developer device for detecting the amount of developer in the developer cartridge
MASE SOICHIRO0 citations41