Inventor
YOSHIDA MICHIHIRO
JP21 patents
⚠️ This page may combine multiple inventors who share the name “YOSHIDA MICHIHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
7 patentsUS9939769B2Apr 10, 2018
Image forming apparatus
CANON KK2 citations73
US10268132B2Apr 23, 2019
Charging roller, cartridge, image forming apparatus and manufacturing method of the charging roller
CANON KK4 citations71
US9134645B2Sep 15, 2015
Image forming apparatus
CANON KK2 citations62
US10551763B2Feb 4, 2020
Image forming apparatus and cartridge having a charging roller with a surface layer including projections
CANON KK1 citations61
US10768546B2Sep 8, 2020
Cartridge and image forming apparatus
CANON KK0 citations43
US8892003B2Nov 18, 2014
Image forming apparatus
CANON KK0 citations41
US10310402B2Jun 4, 2019
Image forming apparatus and cartridge having charging roller
CANON KK0 citations40
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
3 patentsUS6727627B1Apr 27, 2004
Permanent magnet synchronous motor
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD104 citations98
US6876119B2Apr 5, 2005
Permanent magnet synchronous motor
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD32 citations95
US7372183B2May 13, 2008
Permanent magnet synchronous motor
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD20 citations92