Inventor
NISHIYAMA HIDESHI
JP129 patents
⚠️ This page may combine multiple inventors who share the name “NISHIYAMA HIDESHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BROTHER IND LTD
45 patentsUS10310413B2Jun 4, 2019
Developing cartridge including developing roller having developing roller shaft
BROTHER IND LTD11 citations93
US9785093B2Oct 10, 2017
Developing cartridge including developing roller having developing roller shaft
BROTHER IND LTD12 citations93
US9557684B2Jan 31, 2017
Developing cartridge including developing roller having developing roller shaft
BROTHER IND LTD10 citations93
US9494914B2Nov 15, 2016
Developing cartridge including developing roller having developing roller shaft
BROTHER IND LTD10 citations93
US10175637B2Jan 8, 2019
Developing cartridge having contact surface
BROTHER IND LTD15 citations86
US10732566B2Aug 4, 2020
Process cartridge including a drum unit and a toner cartridge having a toner accommodation chamber and a waste-toner accommodation chamber
BROTHER IND LTD4 citations84
US10401781B2Sep 3, 2019
Process cartridge including a drum unit and a toner cartridge having a toner accommodation chamber and a waste-toner accommodation chamber
BROTHER IND LTD4 citations84
USD849131SMay 21, 2019
Toner cartridge
BROTHER IND LTD12 citations84
US10248078B2Apr 2, 2019
Process cartridge
BROTHER IND LTD6 citations84
US10168663B2Jan 1, 2019
Process cartridge
BROTHER IND LTD4 citations84
US10126681B2Nov 13, 2018
Toner cartridge having shutter opened and closed in accordance with pivoting of toner cartridge casing and shutter cover
BROTHER IND LTD6 citations84
US10082765B2Sep 25, 2018
Process cartridge and image forming apparatus
BROTHER IND LTD7 citations84
US10048645B2Aug 14, 2018
Developing cartridge provided with cover
BROTHER IND LTD7 citations84
US9891581B2Feb 13, 2018
Developing cartridge provided with cover
BROTHER IND LTD7 citations84
US9529302B2Dec 27, 2016
Developing cartridge provided with cover
BROTHER IND LTD7 citations84
US8014707B2Sep 6, 2011
Developing device and blade assembly
BROTHER IND LTD11 citations84
USD638054SMay 17, 2011
Toner cartridge
BROTHER IND LTD16 citations84
USD638051SMay 17, 2011
Toner cartridge
BROTHER IND LTD10 citations84
USD638055SMay 17, 2011
Toner cartridge
BROTHER IND LTD8 citations84
USD638053SMay 17, 2011
Photosensitive drum unit
BROTHER IND LTD14 citations84
USD638052SMay 17, 2011
Toner cartridge
BROTHER IND LTD12 citations84
USD631094SJan 18, 2011
Toner cartridge
BROTHER IND LTD8 citations84
US12092992B2Sep 17, 2024
Developing cartridge including developing roller and coupling
BROTHER IND LTD2 citations73
US12092974B2Sep 17, 2024
Toner cartridge attachable to image forming apparatus
BROTHER IND LTD1 citations73
US11609508B2Mar 21, 2023
Toner cartridge including casing having opening and shutter
BROTHER IND LTD1 citations73
US11073789B2Jul 27, 2021
Process cartridge including a drum unit and a toner cartridge having a toner accommodation chamber and a waste-toner accommodation chamber
BROTHER IND LTD1 citations73
US10962924B2Mar 30, 2021
Process cartridge
BROTHER IND LTD1 citations73
USD909470SFeb 2, 2021
Foil unit for a foil transfer apparatus
BROTHER IND LTD2 citations73
US10782646B2Sep 22, 2020
Process cartridge
BROTHER IND LTD1 citations73
US10452022B2Oct 22, 2019
Process cartridge
BROTHER IND LTD3 citations73
US10175641B1Jan 8, 2019
Process cartridge including a drum unit and a toner cartridge having a toner accommodation chamber and a waste-toner accommodation chamber
BROTHER IND LTD1 citations73
US10048616B2Aug 14, 2018
Detection gear provided with protrusion, and developing cartridge provided with the same
BROTHER IND LTD2 citations73
US9946196B2Apr 17, 2018
Toner cartridge attachable to developing unit and having toner discharge opening opened in response to the attachment
BROTHER IND LTD3 citations73
US12529981B2Jan 20, 2026
Toner cartridge including casing having opening and shutter
BROTHER IND LTD0 citations63
US12416896B2Sep 16, 2025
Developing cartridge provided with cover
BROTHER IND LTD0 citations63
US12292701B2May 6, 2025
Image forming apparatus
BROTHER IND LTD0 citations63
US12282270B2Apr 22, 2025
Developer cartridge provided with gear having engagement portions
BROTHER IND LTD0 citations63
US12169377B2Dec 17, 2024
Toner cartridge including casing having opening and shutter
BROTHER IND LTD0 citations63
US11947277B2Apr 2, 2024
Image forming apparatus
BROTHER IND LTD0 citations63
US11940743B2Mar 26, 2024
Toner cartridge including casing having opening and shutter
BROTHER IND LTD0 citations63
US11747765B2Sep 5, 2023
Developing cartridge including developing roller and coupling
BROTHER IND LTD0 citations63
US11733646B2Aug 22, 2023
Developing cartridge provided with cover
BROTHER IND LTD0 citations63
US11669043B2Jun 6, 2023
Developing cartridge provided with cover
BROTHER IND LTD0 citations63
US11644790B2May 9, 2023
Developing cartridge provided with cover
BROTHER IND LTD0 citations63
US11635707B2Apr 25, 2023
Toner cartridge attachable to image forming apparatus
BROTHER IND LTD0 citations63
ITABASHI NAO
4 patentsUS9323214B2Apr 26, 2016
Developing cartridge provided with cover, and process cartridge having the same
ITABASHI NAO12 citations93
US9008522B2Apr 14, 2015
Developing cartridge having housing and developing roller
ITABASHI NAO10 citations93
USD718381SNov 25, 2014
Toner cartridge
ITABASHI NAO27 citations93
USD718378SNov 25, 2014
Photosensitive drum unit
ITABASHI NAO7 citations84
SATO FUMIKAZU
1 patentShowing the top 50 of 129 patents by PatentIndex Score.