Inventor · disambiguated record
Isao Matsushima
Also filed as: MATSUSHIMA ISAO
8 granted patents·2 pending applications·15 citations·filing 2015–2025
77Inventor score
Top patents by PatentIndex Score
10 records- 0194US9272524B1Ink circulation type inkjet printerRISO KAGAKU CORP·Filed 2015·Granted Mar 1, 2016·9 cites·2 claims
- 0287US9498971B2Inkjet printing deviceRISO KAGAKU CORP·Filed 2015·Granted Nov 22, 2016·4 cites·4 claims
- 0373US2025296356A1Treatment-agent liquid applicator and image forming apparatusSEKI TAKAYUKI·Filed 2025·Application pending·0 cites
- 0469US10774003B2Surface structure forming method for zirconia-based ceramics, and zirconia-based ceramicsAIST·Filed 2015·Granted Sep 15, 2020·2 cites·20 claims
- 0556US11485157B2Conveyance device, application device, printer, and sheet conveyance apparatusSHIMOJIMA KAZUHIRO·Filed 2020·Granted Nov 1, 2022·0 cites·17 claims
- 0652US11890858B2Coating apparatus and image forming systemACHI KEITA·Filed 2021·Granted Feb 6, 2024·0 cites·11 claims
- 0746US2022134778A1Image forming apparatusMATSUSHIMA ISAO·Filed 2021·Application pending·0 cites
- 0841US12023912B2Coater and liquid discharge apparatusMATSUSHIMA ISAO·Filed 2019·Granted Jul 2, 2024·0 cites·15 claims
- 0941US10399803B2Feeding device, image forming system, and conveyed medium inspection systemRICOH CO LTD·Filed 2017·Granted Sep 3, 2019·0 cites·20 claims
- 1041US10081506B2Feeding device, image forming system, and conveyed medium inspection systemWATANABE TAKESHI·Filed 2017·Granted Sep 25, 2018·0 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →