Assignee
YOKOYAMA TAKUHEI
JP·6 granted patents·1 pending application·11 citations·filing 2011–2025
Top patents by PatentIndex Score
7 records- 0186US9268284B2Image forming device and control method for image forming deviceYOKOYAMA TAKUHEI·Filed 2013·Granted Feb 23, 2016·4 cites·16 claims
- 0284US12153838B2Image forming apparatus, system, and method for detecting malfunctionYOKOYAMA TAKUHEI·Filed 2023·Granted Nov 26, 2024·1 cites·19 claims
- 0376US10542184B2Photoelectric conversion device, defective pixel determining method, image forming apparatus, and recording mediumYOKOYAMA TAKUHEI·Filed 2018·Granted Jan 21, 2020·2 cites·17 claims
- 0475US8547409B2Light emission control device, light emission control method, and image forming apparatusYOKOYAMA TAKUHEI·Filed 2011·Granted Oct 1, 2013·2 cites·10 claims
- 0574US8885213B2Imaging forming apparatusYOKOYAMA TAKUHEI·Filed 2011·Granted Nov 11, 2014·2 cites·10 claims
- 0661US2026039759A1Image processing device, image reading device, image forming apparatus, biological imaging apparatus, and image processing methodYOKOYAMA TAKUHEI·Filed 2025·Application pending·0 cites
- 0746US11457121B2Reading device, image forming apparatus, and color mixture prevention methodYOKOYAMA TAKUHEI·Filed 2021·Granted Sep 27, 2022·0 cites·15 claims
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