Inventor · disambiguated record
Fuyuko Koyama
Also filed as: KOYAMA FUYUKO
9 granted patents·2 pending applications·2 citations·filing 2011–2024
74Inventor score
Top patents by PatentIndex Score
11 records- 0176US10289055B2Drive transmitting apparatus and image forming apparatusCANON KK·Filed 2017·Granted May 14, 2019·1 cites·17 claims
- 0262US12321113B2Fixing apparatus to fix a toner image to a printing materialCANON KK·Filed 2023·Granted Jun 3, 2025·0 cites·6 claims
- 0359US12215296B2Grease composition, heating device, and electrophotographic image forming apparatusCANON KK·Filed 2023·Granted Feb 4, 2025·0 cites·14 claims
- 0455US12493255B2Fixing device capable of preventing lubricant from leaking from a filmCANON KK·Filed 2024·Granted Dec 9, 2025·0 cites·7 claims
- 0555US2025231526A1Image forming apparatusCANON KK·Filed 2024·Application pending·0 cites
- 0653US11520273B2Driving force transmitting mechanism and image forming apparatusCANON KK·Filed 2021·Granted Dec 6, 2022·0 cites·12 claims
- 0749US8511669B2Sheet feeding apparatus and image forming apparatusKOYAMA FUYUKO·Filed 2011·Granted Aug 20, 2013·1 cites·8 claims
- 0846US11835890B2Image forming apparatusCANON KK·Filed 2022·Granted Dec 5, 2023·0 cites·12 claims
- 0943US11841645B2Toner conveying device and image forming apparatusCANON KK·Filed 2022·Granted Dec 12, 2023·0 cites·23 claims
- 1043US2015110526A1Developer supply container and image forming apparatusCANON KK·Filed 2014·Application pending·0 cites
- 1136US9696678B2Sheet feeding apparatus and image forming apparatusCANON KK·Filed 2015·Granted Jul 4, 2017·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →