Inventor · disambiguated record
Yuzo Seino
Also filed as: SEINO YUZO
21 granted patents·1 pending application·183 citations·filing 1991–2023
94Inventor score
Files withCANON KK22
Top patents by PatentIndex Score
22 records- 0198US11347157B2TonerCANON KK·Filed 2020·Granted May 31, 2022·10 cites·20 claims
- 0298US11314178B2TonerCANON KK·Filed 2020·Granted Apr 26, 2022·10 cites·13 claims
- 0398US11256187B2Process cartridge and electrophotographic apparatusCANON KK·Filed 2020·Granted Feb 22, 2022·12 cites·10 claims
- 0498US11175600B2TonerCANON KK·Filed 2020·Granted Nov 16, 2021·16 cites·7 claims
- 0598US11169458B2TonerCANON KK·Filed 2020·Granted Nov 9, 2021·17 cites·12 claims
- 0697US11531282B2TonerCANON KK·Filed 2020·Granted Dec 20, 2022·7 cites·14 claims
- 0780US5481336AImage recording apparatus with multiple feed detection and paper feed controlCANON KK·Filed 1992·Granted Jan 2, 1996·26 cites·11 claims
- 0876US11899395B2TonerCANON KK·Filed 2022·Granted Feb 13, 2024·0 cites·14 claims
- 0970US12393131B2TonerCANON KK·Filed 2022·Granted Aug 19, 2025·0 cites·7 claims
- 1069US12468236B2External additive for toner, and tonerCANON KK·Filed 2022·Granted Nov 11, 2025·0 cites·6 claims
- 1169US5754576ASemiconductor laser control apparatus and image forming apparatus using the sameCANON KK·Filed 1996·Granted May 19, 1998·33 cites·42 claims
- 1258US11573499B2Process cartridge and electrophotographic apparatusCANON KK·Filed 2020·Granted Feb 7, 2023·0 cites·7 claims
- 1356US11320754B2Process cartridge and electrophotographic apparatusCANON KK·Filed 2020·Granted May 3, 2022·0 cites·17 claims
- 1453US11392068B2Image forming apparatusCANON KK·Filed 2021·Granted Jul 19, 2022·0 cites·10 claims
- 1550US2023341789A1TonerCANON KK·Filed 2023·Application pending·0 cites
- 1649US12346063B2Developing apparatusCANON KK·Filed 2021·Granted Jul 1, 2025·0 cites·8 claims
- 1749US5225751APower supply circuit for a motorCANON KK·Filed 1991·Granted Jul 6, 1993·11 cites·4 claims
- 1847US6108023AImage forming apparatus using plural laser beamsCANON KK·Filed 1995·Granted Aug 22, 2000·12 cites·23 claims
- 1944US5887991APrinter buffer unit detecting phase of transition signal to initiate job offset commandCANON KK·Filed 1994·Granted Mar 30, 1999·12 cites·9 claims
- 2043US5519431ADriving circuit for semiconductor laser and image forming apparatus using the sameCANON KK·Filed 1993·Granted May 21, 1996·7 cites·21 claims
- 2137US5895155APrinter buffer unitCANON KK·Filed 1995·Granted Apr 20, 1999·8 cites·18 claims
- 2231US5818503ADifferential driving circuit for a semiconductor laserCANON KK·Filed 1996·Granted Oct 6, 1998·2 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →