Inventor · disambiguated record
Daisuke Yoshiba
Also filed as: YOSHIBA DAISUKE
43 granted patents·8 pending applications·1,029 citations·filing 2005–2022
98Inventor score
Top patents by PatentIndex Score
51 records- 0198US11262666B2Positive-charging tonerCANON KK·Filed 2020·Granted Mar 1, 2022·10 cites·10 claims
- 0298US10295921B2TonerCANON KK·Filed 2017·Granted May 21, 2019·44 cites·11 claims
- 0398US10289016B2TonerCANON KK·Filed 2017·Granted May 14, 2019·44 cites·8 claims
- 0498US10101683B2Toner and external additive for tonerCANON KK·Filed 2015·Granted Oct 16, 2018·42 cites·8 claims
- 0598US9971263B2TonerCANON KK·Filed 2016·Granted May 15, 2018·46 cites·10 claims
- 0698US9829818B2TonerCANON KK·Filed 2015·Granted Nov 28, 2017·38 cites·2 claims
- 0798US9606462B2Toner and method for manufacturing tonerCANON KK·Filed 2015·Granted Mar 28, 2017·58 cites·6 claims
- 0898US9470993B2Magnetic tonerCANON KK·Filed 2015·Granted Oct 18, 2016·53 cites·5 claims
- 0998US9341970B2TonerCANON KK·Filed 2014·Granted May 17, 2016·42 cites·10 claims
- 1098US9261804B2TonerCANON KK·Filed 2014·Granted Feb 16, 2016·41 cites·6 claims
- 1198US9250548B2TonerCANON KK·Filed 2014·Granted Feb 2, 2016·39 cites·2 claims
- 1298US9201323B2TonerCANON KK·Filed 2014·Granted Dec 1, 2015·47 cites·2 claims
- 1398US9128400B2TonerTAKAHASHI TORU·Filed 2011·Granted Sep 8, 2015·41 cites·2 claims
- 1498US7855042B2Developer and image forming methodCANON KK·Filed 2007·Granted Dec 21, 2010·51 cites·6 claims
- 1598US7740998B2Positively chargeable developerCANON KK·Filed 2006·Granted Jun 22, 2010·37 cites·13 claims
- 1698US7537877B2Toner used in electrophotography having toner particles and silica powderCANON KK·Filed 2007·Granted May 26, 2009·70 cites·6 claims
- 1797US11181844B2Toner and method of producing tonerCANON KK·Filed 2020·Granted Nov 23, 2021·21 cites·17 claims
- 1897US11099493B2TonerCANON KK·Filed 2020·Granted Aug 24, 2021·21 cites·15 claims
- 1997US10578990B2TonerCANON KK·Filed 2018·Granted Mar 3, 2020·31 cites·13 claims
- 2097US9097998B2TonerYAMAZAKI KATSUHISA·Filed 2011·Granted Aug 4, 2015·41 cites·3 claims
- 2197US7544455B2Magnetic tonerCANON KK·Filed 2008·Granted Jun 9, 2009·32 cites·7 claims
- 2296US10942463B2TonerCANON KK·Filed 2019·Granted Mar 9, 2021·10 cites·10 claims
- 2396US10782623B2TonerCANON KK·Filed 2018·Granted Sep 22, 2020·23 cites·9 claims
- 2496US10732529B2Positive-charging tonerCANON KK·Filed 2019·Granted Aug 4, 2020·17 cites·12 claims
- 2596US7796926B2Developing apparatus and electrophotographic image-forming apparatusCANON KK·Filed 2009·Granted Sep 14, 2010·29 cites·7 claims
- 2696US7700254B2Toner with specified amounts of the THF-soluble matter having certain intrinsic viscosityCANON KK·Filed 2008·Granted Apr 20, 2010·41 cites·7 claims
- 2795US11112708B2TonerCANON KK·Filed 2020·Granted Sep 7, 2021·19 cites·10 claims
- 2894US8057977B2TonerMORIBE SYUHEI·Filed 2008·Granted Nov 15, 2011·32 cites·3 claims
- 2983US9575461B2Process cartridge and image forming method using toner having properties for high image qualityCANON KK·Filed 2015·Granted Feb 21, 2017·2 cites·10 claims
- 3079US10162280B2TonerCANON KK·Filed 2014·Granted Dec 25, 2018·2 cites·6 claims
- 3178US10025212B2Toner and external additive for tonerCANON KK·Filed 2017·Granted Jul 17, 2018·1 cites·13 claims
- 3270US9500970B2TonerCANON KK·Filed 2014·Granted Nov 22, 2016·1 cites·10 claims
- 3369US12468236B2External additive for toner, and tonerCANON KK·Filed 2022·Granted Nov 11, 2025·0 cites·6 claims
- 3468US12429789B2Toner and method for producing tonerCANON KK·Filed 2022·Granted Sep 30, 2025·0 cites·11 claims
- 3568US12429790B2Toner and method for producing tonerCANON KK·Filed 2022·Granted Sep 30, 2025·0 cites·6 claims
- 3666US8740516B2Cutting insert for threadingTUNGALOY CORP·Filed 2012·Granted Jun 3, 2014·2 cites·3 claims
- 3763US2023098426A1TonerCANON KK·Filed 2022·Application pending·0 cites
- 3857US12306579B2TonerCANON KK·Filed 2021·Granted May 20, 2025·0 cites·8 claims
- 3957US8507170B2Image-forming method and image-forming apparatusTAKAHASHI TOORU·Filed 2009·Granted Aug 13, 2013·1 cites·6 claims
- 4055US11086245B2Image forming apparatus, process cartridge, and cartridge setCANON KK·Filed 2020·Granted Aug 10, 2021·0 cites·10 claims
- 4155US2016139522A1TonerCANON KK·Filed 2015·Application pending·0 cites
- 4251US11409233B2Image forming apparatus and process cartridgeCANON KK·Filed 2020·Granted Aug 9, 2022·0 cites·12 claims
- 4347US11614687B2Image forming apparatus and image forming methodCANON KK·Filed 2020·Granted Mar 28, 2023·0 cites·14 claims
- 4447US9931698B2Cutting insert for threading, tool body and cutting toolTUNGALOY CORP·Filed 2014·Granted Apr 3, 2018·0 cites·5 claims
- 4545US2016161874A1Magnetic tonerCANON KK·Filed 2014·Application pending·0 cites
- 4642US2021165337A1Image forming apparatus and image forming methodCANON KK·Filed 2020·Application pending·0 cites
- 4742US2021200109A1Image forming apparatus, process cartridge, cartridge set, and image forming methodCANON KK·Filed 2020·Application pending·0 cites
- 4842US2015220013A1TonerCANON KK·Filed 2013·Application pending·0 cites
- 4941US7842447B2TonerCANON KK·Filed 2005·Granted Nov 30, 2010·0 cites·13 claims
- 5038US2014004460A1TonerYOSHIBA DAISUKE·Filed 2012·Application pending·0 cites
Showing the top 50 of 51 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Daisuke Yoshiba files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →