Inventor
YAMASHITA MASATOSHI
JP49 patents
⚠️ This page may combine multiple inventors who share the name “YAMASHITA MASATOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
29 patentsUS9804560B2Oct 31, 2017
Cartridge, process cartridge and electrophotographic image forming apparatus
CANON KK35 citations98
US9429877B2Aug 30, 2016
Process cartridge and electrophotographic image forming apparatus
CANON KK34 citations98
US10712708B2Jul 14, 2020
Cartridge, process cartridge and electrophotographic image forming apparatus
CANON KK11 citations94
US10228652B2Mar 12, 2019
Cartridge, process cartridge and electrophotographic image forming apparatus
CANON KK18 citations94
US10139777B2Nov 27, 2018
Cartridge, process cartridge and electrophotographic image forming apparatus
CANON KK25 citations94
US8862022B2Oct 14, 2014
Image forming apparatus and cartridge
CANON KK32 citations94
US9037036B2May 19, 2015
Opening and closing mechanism and image-forming apparatus
CANON KK26 citations92
US11614710B2Mar 28, 2023
Cartridge, process cartridge and electrophotographic image forming apparatus
CANON KK3 citations84
US11385593B2Jul 12, 2022
Cartridge, process cartridge and electrophotographic image forming apparatus
CANON KK4 citations84
US11112751B2Sep 7, 2021
Cartridge, process cartridge and electrophotographic image forming apparatus
CANON KK6 citations84
US10996623B2May 4, 2021
Cartridge, process cartridge and electrophotographic image forming apparatus
CANON KK7 citations84
US10901365B2Jan 26, 2021
Cartridge, process cartridge and electrophotographic image forming apparatus
CANON KK6 citations84
US10705480B2Jul 7, 2020
Cartridge, process cartridge and electrophotographic image forming apparatus
CANON KK6 citations84
US9494915B2Nov 15, 2016
Image forming apparatus and cartridge
CANON KK4 citations84
US8983335B2Mar 17, 2015
Process cartridge, developing device and image forming apparatus
CANON KK20 citations84
US9857761B2Jan 2, 2018
Image forming apparatus having a supporting member for dismountably supporting one or more cartridges
CANON KK8 citations83
US12050432B2Jul 30, 2024
Cartridge, process cartridge and electrophotographic image forming apparatus
CANON KK1 citations73
US11960237B2Apr 16, 2024
Cartridge, process cartridge and electrophotographic image forming apparatus
CANON KK1 citations73
US11520284B2Dec 6, 2022
Cartridge, process cartridge and electrophotographic image forming apparatus
CANON KK2 citations73
US10520886B2Dec 31, 2019
Image forming apparatus and cartridge
CANON KK1 citations73
US9996051B2Jun 12, 2018
Image forming apparatus and cartridge
CANON KK2 citations73
US9026001B2May 5, 2015
Image bearing member unit and image forming apparatus
CANON KK4 citations73
US12306573B2May 20, 2025
Cartridge, process cartridge and electrophotographic image forming apparatus
CANON KK0 citations63
US12287601B2Apr 29, 2025
Cartridge, process cartridge and electrophotographic image forming apparatus
CANON KK0 citations63
US9411301B2Aug 9, 2016
Frame for image forming apparatus and manufacturing method thereof
CANON KK2 citations63
US9063461B2Jun 23, 2015
Image forming apparatus provided with an agitation member configured to be rotated
CANON KK2 citations63
US11852999B2Dec 26, 2023
Image forming device with frame having metal plates with improved resiliency
CANON KK0 citations62
US11493875B2Nov 8, 2022
Image forming apparatus with frame having metal plates with improved resiliency
CANON KK0 citations62
US9022675B2May 5, 2015
Image forming apparatus having a member for forming an image
CANON KK0 citations45
TOSHIBA KK
5 patentsUS6311389B1Nov 6, 2001
Gradient magnetic coil apparatus and method of manufacturing the same
TOSHIBA KK85 citations97
US6556012B2Apr 29, 2003
Magnetic resonance imaging apparatus
TOSHIBA KK49 citations96
US7589531B2Sep 15, 2009
Gradient magnetic field coil unit, gantry for MRI apparatus, and MRI apparatus
TOSHIBA KK13 citations84
US7816919B2Oct 19, 2010
Magnetic resonance apparatus gantry and magnetic resonance apparatus
TOSHIBA KK6 citations63
US7719272B2May 18, 2010
Magnetic resonance imaging apparatus
TOSHIBA KK0 citations52
YAMASHITA MASATOSHI
3 patentsUS8396391B2Mar 12, 2013
Electrophotographic color image forming apparatus
YAMASHITA MASATOSHI18 citations83
US8400553B2Mar 19, 2013
Image pickup lens and image pickup device using the same
YAMASHITA MASATOSHI7 citations80
US8680862B2Mar 25, 2014
Magnetic resonance imaging apparatus
YAMASHITA MASATOSHI3 citations61
IBA TAKUMI
3 patentsUS8194333B2Jun 5, 2012
Imaging lens and imaging device using the same
IBA TAKUMI6 citations68
US8451546B2May 28, 2013
Image pickup lens, image pickup device using same, and portable device equipped with image pickup device
IBA TAKUMI4 citations54
US9182576B2Nov 10, 2015
Image pickup lens, image pickup device using same, and portable apparatus equipped with the image pickup device
IBA TAKUMI0 citations38
TOSHIBA MEDICAL SYS CORP
3 patentsUS10459048B2Oct 29, 2019
Magnetic resonance imaging apparatus and gradient coil
TOSHIBA MEDICAL SYS CORP0 citations52
US9939499B2Apr 10, 2018
Magnetic resonance imaging apparatus
TOSHIBA MEDICAL SYS CORP0 citations50
US10197649B2Feb 5, 2019
Gradient magnetic-field coil and magnetic-resonance imaging apparatus
TOSHIBA MEDICAL SYS CORP0 citations49