Inventor
ITOU TSUYOSHI
JP60 patents
⚠️ This page may combine multiple inventors who share the name “ITOU TSUYOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOSHIBA TEC KK
26 patentsUS9939747B2Apr 10, 2018
Developing agent and method for producing the same
TOSHIBA TEC KK4 citations84
US8691487B2Apr 8, 2014
Electrophotographic toner
TOSHIBA TEC KK4 citations84
US9348249B2May 24, 2016
Image forming apparatus and image forming and decoloring system
TOSHIBA TEC KK3 citations73
US10962894B2Mar 30, 2021
Decolorizable toner, toner cartridge, image forming apparatus, decolorizing system, decolorizing method, and decolorizing device
TOSHIBA TEC KK0 citations63
US10962895B2Mar 30, 2021
Decolorizable toner, toner cartridge, image forming apparatus, decolorizing system, decolorizing method, and decolorizing device
TOSHIBA TEC KK0 citations63
US9291950B2Mar 22, 2016
Apparatus and method for forming an image with a non-decolorizable material and a decolorizable material
TOSHIBA TEC KK2 citations63
US9005869B2Apr 14, 2015
Developing agent and method for producing the same
TOSHIBA TEC KK3 citations63
US11009808B2May 18, 2021
Toner cartridge and image forming apparatus
TOSHIBA TEC KK0 citations62
US11555099B2Jan 17, 2023
Method for producing colorable material
TOSHIBA TEC KK0 citations60
US11427726B2Aug 30, 2022
Inks
TOSHIBA TEC KK0 citations60
US10816912B2Oct 27, 2020
Toner cartridge and image forming apparatus using toner characteristics for improving image quality
TOSHIBA TEC KK0 citations52
US10809646B2Oct 20, 2020
Toner cartridge and image forming apparatus
TOSHIBA TEC KK0 citations52
US10684568B2Jun 16, 2020
Reversibly allochroic toner, method of producing the same, toner cartridge, and image forming apparatus
TOSHIBA TEC KK0 citations52
US9933721B2Apr 3, 2018
Electrophotographic toner and method for producing the same
TOSHIBA TEC KK0 citations52
US9798260B2Oct 24, 2017
Decolorizable toner
TOSHIBA TEC KK0 citations52
US9757969B2Sep 12, 2017
Apparatus and method for forming an image with a non-decolorizable material and a decolorizable material
TOSHIBA TEC KK0 citations52
US9539843B2Jan 10, 2017
Apparatus and method for forming an image with a non-decolorizable material and a decolorizable material
TOSHIBA TEC KK0 citations52
US9519236B2Dec 13, 2016
Reversibly allochroic toner, method of producing the same, toner cartridge, and image forming apparatus
TOSHIBA TEC KK1 citations52
US9494885B2Nov 15, 2016
Developing agent and method for producing the same
TOSHIBA TEC KK0 citations52
US9366983B2Jun 14, 2016
Decolorizable toner
TOSHIBA TEC KK0 citations52
US9360781B2Jun 7, 2016
Toner set for printing system and printing system
TOSHIBA TEC KK0 citations52
US9261805B1Feb 16, 2016
Toner set for printing system and printing system
TOSHIBA TEC KK1 citations52
US9217941B2Dec 22, 2015
Method of manufacturing erasable toner
TOSHIBA TEC KK0 citations52
US9201327B2Dec 1, 2015
Electrophotographic toner
TOSHIBA TEC KK0 citations52
US9128394B2Sep 8, 2015
Electrophotographic toner and method for producing the same
TOSHIBA TEC KK1 citations52
US8865388B2Oct 21, 2014
Electrophotographic toner and process for producing electrophotographic toner
TOSHIBA TEC KK0 citations52
TOSHIBA KK
9 patentsUS9821590B2Nov 21, 2017
Color erasing apparatus, color erasing system and color erasing control method
TOSHIBA KK2 citations73
US9555657B2Jan 31, 2017
Color erasing apparatus, color erasing system and color erasing control method
TOSHIBA KK0 citations52
US9277075B2Mar 1, 2016
Color erasing apparatus, color erasing system and color erasing control method
TOSHIBA KK0 citations52
US8029962B2Oct 4, 2011
Developing agent
TOSHIBA KK0 citations52
US8012661B2Sep 6, 2011
Method for producing developing agent
TOSHIBA KK1 citations52
US7981587B2Jul 19, 2011
Developing agent and method for producing the same
TOSHIBA KK0 citations52
US7901862B2Mar 8, 2011
Developing agent and method for manufacturing the same
TOSHIBA KK0 citations52
US7763408B2Jul 27, 2010
Method for manufacturing developing agent
TOSHIBA KK0 citations52
US8892020B2Nov 18, 2014
Image forming apparatus and image forming method
TOSHIBA KK0 citations51
AOKI TAKAYASU
8 patentsUS8486598B2Jul 16, 2013
Electrophotographic toner
AOKI TAKAYASU6 citations83
US8465897B2Jun 18, 2013
Electrophotographic toner
AOKI TAKAYASU9 citations83
US8940468B2Jan 27, 2015
Decolorable toner and process for production thereof
AOKI TAKAYASU2 citations62
US9164408B2Oct 20, 2015
Electrophotographic toner
AOKI TAKAYASU0 citations52
US8894193B2Nov 25, 2014
Decolorizable water-based inkjet ink
AOKI TAKAYASU0 citations52
US8637217B2Jan 28, 2014
Electrophotographic toner and process for producing electrophotographic toner
AOKI TAKAYASU0 citations52
US8426095B2Apr 23, 2013
Toner
AOKI TAKAYASU0 citations52
US8785097B2Jul 22, 2014
Erasable toner and process for production thereof
AOKI TAKAYASU0 citations51
KABAI TAKAHITO
4 patentsUS8252496B2Aug 28, 2012
Developing agent and method for producing the same
KABAI TAKAHITO16 citations92
US8557495B2Oct 15, 2013
Developing agent and method for producing the same
KABAI TAKAHITO7 citations83
US8609314B2Dec 17, 2013
Developing agent and method of manufacturing the same
KABAI TAKAHITO2 citations62
US8986915B2Mar 24, 2015
Toner, method for producing the same, cartridge storing the same, process cartridge, and image forming apparatus
KABAI TAKAHITO0 citations51
MORIYAMA SEIICHI
1 patentIMAMIYA KOJI
1 patentITOU TSUYOSHI
1 patentShowing the top 50 of 60 patents by PatentIndex Score.