Inventor · disambiguated record
Taku Hatakeyama
Also filed as: HATAKEYAMA TAKU
13 granted patents·7 citations·filing 2018–2020
83Inventor score
Top patents by PatentIndex Score
13 records- 0191US11472194B2Liquid discharging deviceRICOH CO LTD·Filed 2019·Granted Oct 18, 2022·2 cites·10 claims
- 0285US10696069B2Liquid discharge apparatusHATAKEYAMA TAKU·Filed 2019·Granted Jun 30, 2020·3 cites·17 claims
- 0376US10843488B2Liquid discharging deviceKOBASHI TOSHIYUKI·Filed 2019·Granted Nov 24, 2020·1 cites·11 claims
- 0468US11761973B2Liquid surface imaging device and liquid discharge apparatusRICOH CO LTD·Filed 2020·Granted Sep 19, 2023·0 cites·17 claims
- 0568US10350895B2Head cleaner and liquid discharge apparatusTANIOKU YUICHI·Filed 2018·Granted Jul 16, 2019·1 cites·7 claims
- 0667US11267249B2Wiping device, head maintenance device, and liquid discharge apparatusRICOH CO LTD·Filed 2020·Granted Mar 8, 2022·0 cites·7 claims
- 0764US10953680B2Liquid discharge apparatusSEKIGUCHI SATOYUKI·Filed 2019·Granted Mar 23, 2021·0 cites·16 claims
- 0863US11511551B2Image forming apparatusRICOH CO LTD·Filed 2020·Granted Nov 29, 2022·0 cites·17 claims
- 0963US11458731B2Image forming apparatusRICOH CO LTD·Filed 2020·Granted Oct 4, 2022·0 cites·17 claims
- 1056US11427016B2Liquid discharge apparatusRICOH CO LTD·Filed 2019·Granted Aug 30, 2022·0 cites·11 claims
- 1156US10807378B2Ink set and image forming deviceWATANABE TAKASHI·Filed 2019·Granted Oct 20, 2020·0 cites·20 claims
- 1256US10618331B2Ink set and image forming deviceWATANABE TAKASHI·Filed 2019·Granted Apr 14, 2020·0 cites·15 claims
- 1354US10654292B2Liquid discharge apparatusHATAKEYAMA TAKU·Filed 2019·Granted May 19, 2020·0 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →