Inventor · disambiguated record
Yohei Matsuoka
Also filed as: MATSUOKA YOHEI
13 granted patents·2 pending applications·16 citations·filing 2015–2020
85Inventor score
Top patents by PatentIndex Score
15 records- 0191US10534308B2Transmission device for a photosensitive drumMITSUBISHI CHEM CORP·Filed 2017·Granted Jan 14, 2020·4 cites·6 claims
- 0291US10042310B2End member, photosensitive drum unit, developing roller unit, and process cartridgeMITSUBISHI CHEM CORP·Filed 2016·Granted Aug 7, 2018·7 cites·13 claims
- 0390US10571850B2End member, photoreceptor drum unit, and process cartridgeMITSUBISHI CHEM CORP·Filed 2018·Granted Feb 25, 2020·4 cites·14 claims
- 0470US10686001B2Image sensor and image-capturing deviceNIKON CORP·Filed 2016·Granted Jun 16, 2020·1 cites·16 claims
- 0563US10203647B2Bearing member, end member, photoreceptor drum unit, developing roller unit, process cartridge, and manufacturing method of bearing memberMITSUBISHI CHEM CORP·Filed 2018·Granted Feb 12, 2019·0 cites·13 claims
- 0659US9804551B2End member which allows transmission of rotary powerMITSUBISHI CHEM CORP·Filed 2016·Granted Oct 31, 2017·0 cites·14 claims
- 0757US10007223B2Bearing member, end member, photoreceptor drum unit, developing roller unit, process cartridge, and manufacturing method of bearing memberMITSUBISHI CHEM CORP·Filed 2016·Granted Jun 26, 2018·0 cites·9 claims
- 0856US9494917B2Process cartridge for image forming apparatus and method of separating process cartridge from image forming apparatusMITSUBISHI CHEM CORP·Filed 2015·Granted Nov 15, 2016·0 cites·14 claims
- 0954US10146167B2Shaft member, end member, photoreceptor drum unit, developing roller unit, and process cartridgeMITSUBISHI CHEM CORP·Filed 2016·Granted Dec 4, 2018·0 cites·16 claims
- 1052US10254702B2End member, photosensitive drum unit, and process cartridgeMITSUBISHI CHEM CORP·Filed 2017·Granted Apr 9, 2019·0 cites·6 claims
- 1152US10133235B2Shaft member, end member, photoreceptor drum unit, developing roller unit, and process cartridgeMITSUBISHI CHEM CORP·Filed 2017·Granted Nov 20, 2018·0 cites·17 claims
- 1252US2016282798A1Transmission device for a photosensitive drumMITSUBISHI CHEM CORP·Filed 2015·Application pending·0 cites
- 1352US2020395397A1Image sensor and image-capturing deviceNIKON CORP·Filed 2020·Application pending·0 cites
- 1448US10459403B2End member, photoreceptor drum unit, and process cartridgeMITSUBISHI CHEM CORP·Filed 2018·Granted Oct 29, 2019·0 cites·8 claims
- 1548US10012951B2End member, photoreceptor drum unit, developing roller unit, and process cartridgeMITSUBISHI CHEM CORP·Filed 2017·Granted Jul 3, 2018·0 cites·12 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →