Inventor · disambiguated record
Yusuke Koizumi
Also filed as: KOIZUMI YUSUKE
9 granted patents·2 pending applications·10 citations·filing 1984–2025
78Inventor score
Files withMITSUBISHI PENCIL CO6ASAHI ORGANIC CHEM IND1HONDA MOTOR CO LTD1MITSUBISHI FUSO TRUCK & BUS1NHK SPRING CO LTD1
Top patents by PatentIndex Score
11 records- 0172US11221686B2Multifunction penMITSUBISHI PENCIL CO·Filed 2018·Granted Jan 11, 2022·2 cites·8 claims
- 0263US2025360852A1Seat trim and vehicle seatNHK SPRING CO LTD·Filed 2025·Application pending·0 cites
- 0353US9649872B2Chuck body and mechanical pencilMITSUBISHI PENCIL CO·Filed 2013·Granted May 16, 2017·0 cites·4 claims
- 0451US12214616B2Mechanical pencilMITSUBISHI PENCIL CO·Filed 2022·Granted Feb 4, 2025·0 cites·9 claims
- 0548US11472222B2Multifunction penMITSUBISHI PENCIL CO·Filed 2018·Granted Oct 18, 2022·0 cites·5 claims
- 0647US6803414B2Damping resin composition and damping resin article for structure using the resin compositionMITSUBISHI FUSO TRUCK & BUS·Filed 2002·Granted Oct 12, 2004·1 cites·8 claims
- 0742US11884093B2Mechanical pencilMITSUBISHI PENCIL CO·Filed 2020·Granted Jan 30, 2024·0 cites·13 claims
- 0842US10838520B2Handwriting input deviceMITSUBISHI PENCIL CO·Filed 2017·Granted Nov 17, 2020·0 cites·7 claims
- 0942US8366073B2Resin member for valveASAHI ORGANIC CHEM IND·Filed 2004·Granted Feb 5, 2013·1 cites·8 claims
- 1038US4566711ASteering system for vehiclesHONDA MOTOR CO LTD·Filed 1984·Granted Jan 28, 1986·6 cites·4 claims
- 1134US2020376862A1Printed matter production method and printing systemSEIKO EPSON CORP·Filed 2020·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →