Inventor · disambiguated record
Masato Yamaoka
Also filed as: YAMAOKA MASATO
20 granted patents·8 pending applications·90 citations·filing 1995–2025
93Inventor score
Top patents by PatentIndex Score
28 records- 0198US10088773B2Developer supply kit, developer supplying device and image forming apparatusCANON KK·Filed 2017·Granted Oct 2, 2018·27 cites·4 claims
- 0298US9720349B2Developer supply kit, developer supplying device and image forming apparatusCANON KK·Filed 2015·Granted Aug 1, 2017·28 cites·4 claims
- 0396US10761474B2Developer supply container and developer supplying systemCANON KK·Filed 2019·Granted Sep 1, 2020·7 cites·9 claims
- 0490US11099519B2Developer supply container and developer supplying systemCANON KK·Filed 2020·Granted Aug 24, 2021·2 cites·13 claims
- 0590US2025315005A1Developer supply container and developer supplying systemCANON KK·Filed 2025·Application pending·0 cites
- 0686US12468254B2Developer supply container and developer supplying systemCANON KK·Filed 2024·Granted Nov 11, 2025·0 cites·10 claims
- 0786US10725400B2Developer supply container and developer supplying systemCANON KK·Filed 2019·Granted Jul 28, 2020·1 cites·10 claims
- 0884US12105468B2Image forming apparatusCANON KK·Filed 2023·Granted Oct 1, 2024·1 cites·14 claims
- 0983US2025216805A1Developer supply container and developer supplying systemCANON KK·Filed 2025·Application pending·0 cites
- 1082US2024329593A1Developer supply container and developer supplying systemCANON KK·Filed 2024·Application pending·0 cites
- 1181US11934140B2Developer supply container and developer supplying systemCANON KK·Filed 2022·Granted Mar 19, 2024·0 cites·10 claims
- 1281US11852991B2Developer supply container and developer supplying systemCANON KK·Filed 2022·Granted Dec 26, 2023·0 cites·16 claims
- 1381US11599042B1Developer supply container and developer supplying systemCANON KK·Filed 2022·Granted Mar 7, 2023·0 cites·22 claims
- 1477US12038713B2Developer supply container and developer supplying systemCANON KK·Filed 2022·Granted Jul 16, 2024·0 cites·10 claims
- 1576US11474474B2Developer supply container and developer supplying systemCANON KK·Filed 2021·Granted Oct 18, 2022·0 cites·7 claims
- 1673US11092926B2Developer supply container and developer supplying systemCANON KK·Filed 2020·Granted Aug 17, 2021·0 cites·8 claims
- 1770US10884371B2Developer supply container and developer supplying systemCANON KK·Filed 2019·Granted Jan 5, 2021·0 cites·3 claims
- 1869US11480913B2Developer supply container and developer supplying systemCANON KK·Filed 2020·Granted Oct 25, 2022·0 cites·21 claims
- 1969US2024385572A1Image forming apparatusCANON KK·Filed 2024·Application pending·0 cites
- 2068US2019018340A1Developer supply kit, developer supplying device and image forming apparatusCANON KK·Filed 2018·Application pending·0 cites
- 2168US2019018341A1Developer supply kit, developer supplying device and image forming apparatusCANON KK·Filed 2018·Application pending·0 cites
- 2266US7551220B2Image recording/reproducing device with dual-operated switch depending upon orientation of the deviceSONY CORP·Filed 2002·Granted Jun 23, 2009·10 cites·2 claims
- 2357US6785462B1Recording and reproducing apparatusSONY CORP·Filed 2000·Granted Aug 31, 2004·3 cites·20 claims
- 2454US5930063AVariable-speed playback apparatus for digital video signalsSONY CORP·Filed 1995·Granted Jul 27, 1999·11 cites·6 claims
- 2554US2025178851A1Image forming apparatusCANON KK·Filed 2024·Application pending·0 cites
- 2650US12486613B2Synthetic resin skin material and manufacturing method thereofKYOWA LEATHER CLOTH·Filed 2020·Granted Dec 2, 2025·0 cites·13 claims
- 2748US2025172898A1Image forming apparatusCANON KK·Filed 2024·Application pending·0 cites
- 2829US6078456AVariable-speed playback apparatus for digital video signalsSONY CORP·Filed 1999·Granted Jun 20, 2000·0 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →