Inventor · disambiguated record
Yuuji Ishikura
Also filed as: ISHIKURA YUUJI
12 granted patents·2 pending applications·5 citations·filing 2012–2024
81Inventor score
Technology areasG03G
Top patents by PatentIndex Score
14 records- 0184US9625851B2Developing device and image forming apparatus incorporating sameOSHIKAWA YUKI·Filed 2016·Granted Apr 18, 2017·2 cites·13 claims
- 0273US9158228B2Development device and image forming apparatus incorporating sameOGAWA YOSHIKO·Filed 2012·Granted Oct 13, 2015·2 cites·15 claims
- 0366US8965254B2Development device, and image forming apparatus and process cartridge incorporating sameOGAWA YOSHIKO·Filed 2012·Granted Feb 24, 2015·1 cites·13 claims
- 0464US12461470B2Developing device, process cartridge, and image forming apparatus including a holder which has projections within a hole accomodating a developer regulator or a developing rollerSAITO OSAMU·Filed 2024·Granted Nov 4, 2025·0 cites·14 claims
- 0561US9772579B2Developing device and image forming apparatus incorporating sameOSHIKAWA YUKI·Filed 2016·Granted Sep 26, 2017·0 cites·4 claims
- 0653US9128416B2Developing device, process cartridge, image forming apparatus, and developer transfer methodKADOTA ICHIRO·Filed 2014·Granted Sep 8, 2015·0 cites·15 claims
- 0747US12498652B2Developing device, process cartridge, and image forming apparatusINOUE YUMI·Filed 2024·Granted Dec 16, 2025·0 cites·20 claims
- 0847US10649371B2Developing device, process cartridge, and image forming apparatus incorporating sameSAITO KEI·Filed 2019·Granted May 12, 2020·0 cites·8 claims
- 0947US9008556B2Development device and image forming apparatus and process unit incorporating sameISHIKURA YUUJI·Filed 2013·Granted Apr 14, 2015·0 cites·18 claims
- 1044US8929782B2Development device, and image forming apparatus and process cartridge incorporating sameENDOU OSAMU·Filed 2012·Granted Jan 6, 2015·0 cites·9 claims
- 1143US9201336B2Developing device and image forming apparatus including a toner bearing member having a predetermined relationship with tonerENDOU OSAMU·Filed 2013·Granted Dec 1, 2015·0 cites·26 claims
- 1240US2013216250A1Development device and image forming apparatus incorporating sameSEKI HIDEYASU·Filed 2013·Application pending·0 cites
- 1335US9594332B2Developing device and image forming apparatus and process cartridge incorporating sameKADOTA ICHIRO·Filed 2015·Granted Mar 14, 2017·0 cites·18 claims
- 1433US2013071148A1Development device and image forming apparatus incorporating sameISHIKURA YUUJI·Filed 2012·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →