Inventor · disambiguated record
Akiyoshi Sabu
Also filed as: SABU AKIYOSHI
39 granted patents·5 pending applications·53 citations·filing 2008–2019
96Inventor score
Top patents by PatentIndex Score
44 records- 0195US9850391B2Ink, ink stored container, inkjet printing method, and inkjet printing deviceFUKUOKA MASAYUKI·Filed 2016·Granted Dec 26, 2017·8 cites·15 claims
- 0289US10233341B2Ink, method of manufacturing ink, and ink cartridgeKOIZUKA YUUSUKE·Filed 2016·Granted Mar 19, 2019·2 cites·6 claims
- 0388US9353274B1Ink, ink cartridge, inkjet recording device, and copolymerKATOH KEITA·Filed 2015·Granted May 31, 2016·2 cites·10 claims
- 0487US9141013B2Electrophotographic toner, developer containing the toner, and image forming apparatusMORIYA YOSHIHIRO·Filed 2012·Granted Sep 22, 2015·5 cites·12 claims
- 0581US9400439B2Toner, developer, and image forming apparatusNAGATA KOUSUKE·Filed 2013·Granted Jul 26, 2016·4 cites·14 claims
- 0680US8263302B2Carrier for electrophotography and two-component developerMORIYA YOSHIHIRO·Filed 2009·Granted Sep 11, 2012·6 cites·9 claims
- 0778US8114560B2Toner, image forming apparatus, image forming method, and process cartridge using the tonerNAKAYAMA SHINYA·Filed 2008·Granted Feb 14, 2012·5 cites·18 claims
- 0877US10844235B2Ink, method of manufacturing ink, and ink cartridgeRICOH CO LTD·Filed 2019·Granted Nov 24, 2020·0 cites·20 claims
- 0977US9777091B2Copolymer, ink, and ink containerFUKUOKA MASAYUKI·Filed 2015·Granted Oct 3, 2017·1 cites·18 claims
- 1077US9127118B2Resin for toner, toner using the resin, and development agent using the tonerSANTO HIDEYUKI·Filed 2012·Granted Sep 8, 2015·2 cites·14 claims
- 1173US8679714B2Toner, developer, and image forming methodINOUE RYOTA·Filed 2010·Granted Mar 25, 2014·2 cites·12 claims
- 1271US8017292B2Toner, as well as image forming apparatus and image forming method using the sameRICOH CO LTD·Filed 2008·Granted Sep 13, 2011·3 cites·10 claims
- 1368US8932790B2Toner, developer including the toner, image forming apparatus using the toner, and block copolymerYAMAUCHI YOSHITAKA·Filed 2012·Granted Jan 13, 2015·1 cites·13 claims
- 1468US8877415B2Toner, method of manufacturing toner, developer, toner container, image forming method, and process cartridgeYAMASHITA DAIKI·Filed 2013·Granted Nov 4, 2014·1 cites·13 claims
- 1568US8828635B2Toner, developer, process cartridge, and image forming apparatusMORIYA YOSHIHIRO·Filed 2012·Granted Sep 9, 2014·1 cites·17 claims
- 1668US8735040B2Toner, developer, and image forming apparatusAMEMORI SUZUKA·Filed 2012·Granted May 27, 2014·1 cites·8 claims
- 1768US8685604B2Toner, developer, and image forming apparatusMORIYA YOSHIHIRO·Filed 2012·Granted Apr 1, 2014·1 cites·13 claims
- 1866US8741520B2Image forming toner, image forming apparatus, image forming method, and process cartridgeSAWADA TOYOSHI·Filed 2009·Granted Jun 3, 2014·2 cites·15 claims
- 1966US8658340B2Toner, development agent, and image forming methodSAKASHITA SHINGO·Filed 2011·Granted Feb 25, 2014·1 cites·8 claims
- 2065US9128397B2Resin for use in toner, toner using the resin, developer using the toner, image forming apparatus and method using the toner, and method of manufacturing resinNAKAJIMA YUKIKO·Filed 2012·Granted Sep 8, 2015·1 cites·1 claims
- 2165US8663888B2TonerSHITARA YASUTADA·Filed 2010·Granted Mar 4, 2014·1 cites·5 claims
- 2263US7960083B2Image forming apparatus, image forming method, and process cartridgeRICOH CO LTD·Filed 2008·Granted Jun 14, 2011·2 cites·1 claims
- 2359US8383307B2Toner, developer, and image forming method and apparatus using the tonerRICOH CO LTD·Filed 2009·Granted Feb 26, 2013·1 cites·15 claims
- 2458US9365670B2Copolymer, aqueous ink, and ink cartridgeHARADA SHIGEYUKI·Filed 2015·Granted Jun 14, 2016·0 cites·8 claims
- 2557US9896530B2Copolymer, coloring material dispersion, ink, and ink store containerHARADA SHIGEYUKI·Filed 2016·Granted Feb 20, 2018·0 cites·10 claims
- 2655US10370548B2Copolymer, ink including copolymer, and ink-stored containerHARADA SHIGEYUKI·Filed 2017·Granted Aug 6, 2019·0 cites·8 claims
- 2755US9850335B2Copolymer, aqueous ink, and ink cartridgeRICOH CO LTD·Filed 2015·Granted Dec 26, 2017·0 cites·13 claims
- 2851US10280321B2Ink, ink container, inkjet recording device, and recorded matterMATSUYAMA AKIHIKO·Filed 2016·Granted May 7, 2019·0 cites·19 claims
- 2951US10035869B2Copolymer, aqueous ink, and ink cartridgeHARADA SHIGEYUKI·Filed 2016·Granted Jul 31, 2018·0 cites·10 claims
- 3051US8865384B2Electrophotographic toner, developer, and image forming apparatusYAMADA MASAHIDE·Filed 2013·Granted Oct 21, 2014·0 cites·9 claims
- 3149US10000656B2Ink, recorded matter, ink container, recording device, and recording methodYANAGAWA YOSHIKI·Filed 2016·Granted Jun 19, 2018·0 cites·10 claims
- 3248US9988543B2Ink, ink stored container, inkjet recording apparatus, and recorded matterMATSUYAMA AKIHIKO·Filed 2016·Granted Jun 5, 2018·0 cites·9 claims
- 3347US10273373B2Ink and method for producing same, and ink stored container, printing method, and printing apparatusKOIZUKA YUUSUKE·Filed 2017·Granted Apr 30, 2019·0 cites·12 claims
- 3447US8329370B2Toner, image forming apparatus, image forming method, and process cartridgeNAKAYAMA SHINYA·Filed 2008·Granted Dec 11, 2012·0 cites·11 claims
- 3546US8691486B2Electrostatic image developing toner, developer, image forming apparatus, image forming method, and process cartridgeINOUE RYOTA·Filed 2010·Granted Apr 8, 2014·0 cites·17 claims
- 3646US2019256727A1Image forming method, method of manufacturing printed matter, and set of pre-processing fluid and inkKUMAI MIO·Filed 2019·Application pending·0 cites
- 3744US8632932B2Toner, color toner set, developer, process cartridge, and image forming methodSABU AKIYOSHI·Filed 2009·Granted Jan 21, 2014·0 cites·18 claims
- 3842US8603713B2Toner, and developer, toner cartridge, image forming apparatus, process cartridge and image forming method using the sameKOTSUGAI AKIHIRO·Filed 2010·Granted Dec 10, 2013·0 cites·9 claims
- 3941US8623580B2Toner, developer, image forming method and image forming apparatusNAKAJIMA YUKIKO·Filed 2010·Granted Jan 7, 2014·0 cites·15 claims
- 4041US2008227002A1Toner, developer, and image forming methodMORIYA YOSHIHIRO·Filed 2008·Application pending·0 cites
- 4140US9005859B2Colorless transparent toner, toner set, development agent, image forming apparatus, and printed matterSABU AKIYOSHI·Filed 2013·Granted Apr 14, 2015·0 cites·12 claims
- 4236US2009003885A1Toner, developer, and image forming apparatusSABU AKIYOSHI·Filed 2008·Application pending·0 cites
- 4335US2013149642A1Toner and developerSABU AKIYOSHI·Filed 2012·Application pending·0 cites
- 4432US2011124838A1Method for production toner, toner, and method for recycling paperKOTSUGAI AKIHIRO·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →