Inventor
HOTTA YOJIRO
JP39 patents
⚠️ This page may combine multiple inventors who share the name “HOTTA YOJIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
36 patentsUS8927188B2Jan 6, 2015
Method of producing magnetic carrier and magnetic carrier that uses this production method
CANON KK60 citations98
US7767370B2Aug 3, 2010
Two-component developer, replenishing developer, and image-forming method
CANON KK47 citations98
US7147980B2Dec 12, 2006
Toner and image forming apparatus
CANON KK69 citations98
US6751424B2Jun 15, 2004
Image-forming method in high-speed mode and in low-speed mode
CANON KK71 citations98
US6808852B2Oct 26, 2004
Toner and heat-fixing method
CANON KK55 citations96
US10303075B2May 28, 2019
Toner
CANON KK36 citations94
US10295920B2May 21, 2019
Toner
CANON KK36 citations94
US10101683B2Oct 16, 2018
Toner and external additive for toner
CANON KK42 citations94
US9897932B2Feb 20, 2018
Toner
CANON KK37 citations94
US9778583B2Oct 3, 2017
Toner and imaging method
CANON KK23 citations94
US9772570B2Sep 26, 2017
Magnetic toner
CANON KK29 citations94
US9715188B2Jul 25, 2017
Toner
CANON KK32 citations94
US9588450B2Mar 7, 2017
Magnetic toner
CANON KK37 citations94
US9575425B2Feb 21, 2017
Toner
CANON KK29 citations94
US9141012B2Sep 22, 2015
Toner
CANON KK38 citations94
US9134637B2Sep 15, 2015
Toner
CANON KK40 citations94
US9116448B2Aug 25, 2015
Toner
CANON KK39 citations94
US9040216B2May 26, 2015
Toner
CANON KK38 citations94
US6586147B2Jul 1, 2003
Toner and full-color image forming method
CANON KK65 citations94
US7629100B2Dec 8, 2009
Toner
CANON KK36 citations93
US6528222B2Mar 4, 2003
Toner
CANON KK49 citations93
US7906262B2Mar 15, 2011
Two-component developer, replenishing developer, and image-forming method
CANON KK32 citations92
US7816063B2Oct 19, 2010
Color toner and two-component developer
CANON KK31 citations92
US7544457B2Jun 9, 2009
Color toner and two-component developer
CANON KK17 citations92
US7455947B2Nov 25, 2008
Yellow toner, image forming apparatus and a method for producing a toner
CANON KK26 citations92
US7115349B2Oct 3, 2006
Toner
CANON KK39 citations92
US6929894B2Aug 16, 2005
Toner and fixing method
CANON KK37 citations92
US10488777B2Nov 26, 2019
Toner
CANON KK7 citations84
US10228630B2Mar 12, 2019
Toner and method of producing toner
CANON KK11 citations84
US10996577B2May 4, 2021
Toner
CANON KK2 citations73
US10983451B2Apr 20, 2021
Toner
CANON KK4 citations73
US10983450B2Apr 20, 2021
Toner
CANON KK4 citations73
US7452651B2Nov 18, 2008
Carrier, two-component developer, and image forming method
CANON KK5 citations63
US10409186B2Sep 10, 2019
Toner and image forming method
CANON KK1 citations62
US11360404B2Jun 14, 2022
Toner and method for producing toner
CANON KK0 citations52
US10747135B2Aug 18, 2020
Toner
CANON KK0 citations52