Inventor
TSUKADA YOSHIRO
JP28 patents
⚠️ This page may combine multiple inventors who share the name “TSUKADA YOSHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
27 patentsUS11772408B2Oct 3, 2023
Image forming system
CANON KK7 citations85
US8385754B2Feb 26, 2013
Image forming apparatus featuring forced discharging of excessive developer
CANON KK11 citations83
US12099321B2Sep 24, 2024
Image forming system
CANON KK4 citations74
US9031434B2May 12, 2015
Developing apparatus having controller for controlling drive time of screw member
CANON KK2 citations62
US12535754B2Jan 27, 2026
Image forming apparatus and varnish applying apparatus
CANON KK0 citations60
US12265351B2Apr 1, 2025
Image forming system
CANON KK0 citations60
US12105449B2Oct 1, 2024
Image forming apparatus and varnish applying apparatus
CANON KK0 citations60
US11209756B2Dec 28, 2021
Method for producing printed matter
CANON KK0 citations52
US12552633B2Feb 17, 2026
Image forming system
CANON KK0 citations51
US12517456B2Jan 6, 2026
Image forming system
CANON KK0 citations51
US12422768B2Sep 23, 2025
Image forming system
CANON KK0 citations51
US12393151B2Aug 19, 2025
Image forming system
CANON KK0 citations51
US12393152B2Aug 19, 2025
Image forming system
CANON KK0 citations51
US12326684B2Jun 10, 2025
Image forming system
CANON KK0 citations51
US12222667B2Feb 11, 2025
Image forming system
CANON KK0 citations51
US11921450B2Mar 5, 2024
Image forming apparatus that conveys a recording material faster when varnish coating is performed
CANON KK0 citations51
US11815850B2Nov 14, 2023
Image forming system
CANON KK0 citations51
US9244380B2Jan 26, 2016
Image forming apparatus
CANON KK1 citations51
US12332594B2Jun 17, 2025
Image forming system and image forming apparatus
CANON KK0 citations50
US12216423B2Feb 4, 2025
Image forming system including varnish image forming apparatus
CANON KK0 citations50
US12164253B2Dec 10, 2024
Image forming system including varnish applying apparatus
CANON KK0 citations50
US11662671B2May 30, 2023
Image forming apparatus having development apparatus including sheet member which is disposed below position on developer bearing member where developer bearing member is closest to image bearing member
CANON KK0 citations50
US11474465B2Oct 18, 2022
Image forming apparatus including a developing device that develops an electrostatic latent image
CANON KK0 citations50
US12572100B2Mar 10, 2026
Image forming apparatus
CANON KK0 citations48
US12560882B2Feb 24, 2026
Image forming apparatus, control method of the image forming apparatus, and non-transitory computer-readable storage medium with display of guidance on placing direction of sheet having projected portion
CANON KK0 citations48
US9164460B2Oct 20, 2015
Image forming apparatus having tone density correction
CANON KK0 citations41
US9075346B2Jul 7, 2015
Image forming apparatus having toner supply control
CANON KK0 citations41