Inventor · disambiguated record
Yukiko Ishijima
Also filed as: ISHIJIMA YUKIKO
6 granted patents·2 pending applications·2 citations·filing 2020–2023
67Inventor score
Top patents by PatentIndex Score
8 records- 0191US11332629B2Curable clear ink composition, storing container, ink set, printing method, printed matter, and cured materialRICOH CO LTD·Filed 2020·Granted May 17, 2022·2 cites·17 claims
- 0270US11970625B2Liquid composition, liquid discharging device, and method of manufacturing liquid compositionKUDO MASAKI·Filed 2022·Granted Apr 30, 2024·0 cites·13 claims
- 0366US11091576B2Active energy ray-curable composition, active energy ray-curable inkjet ink, composition storage container, inkjet discharging apparatus, and cured productRICOH CO LTD·Filed 2020·Granted Aug 17, 2021·0 cites·12 claims
- 0464US11401432B2Curable composition, accommodating unit, device for forming two or three dimensional image, method of forming two or three dimensional image, and cured matterRICOH CO LTD·Filed 2020·Granted Aug 2, 2022·0 cites·15 claims
- 0562US12281231B2Ink, ink set, ink container, recording method, and recording apparatusRICOH CO LTD·Filed 2020·Granted Apr 22, 2025·0 cites·12 claims
- 0658US11370932B2Curable composition, accommodating unit, device for forming two or three dimensional image, method of forming two or three dimensional image, and cured matterRICOH CO LTD·Filed 2020·Granted Jun 28, 2022·0 cites·19 claims
- 0750US2022403187A1Active-energy-ray-curable composition, ink set, composition stored container, image forming apparatus, image forming method, and printed matterISHIJIMA YUKIKO·Filed 2020·Application pending·0 cites
- 0845US2024034066A1Absorber, liquid receiver, and liquid discharge apparatusKODAMA HIROMI·Filed 2023·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →