Inventor · disambiguated record
Tomoya Usui
Also filed as: USUI TOMOYA
10 granted patents·2 pending applications·44 citations·filing 2008–2020
85Inventor score
Top patents by PatentIndex Score
12 records- 0187US8213842B2Toner cartridge, and process unit and image forming apparatus using the sameUSUI TOMOYA·Filed 2009·Granted Jul 3, 2012·18 cites·10 claims
- 0276US7805098B2Development device and image forming apparatus comprising sameSHARP KK·Filed 2008·Granted Sep 28, 2010·5 cites·20 claims
- 0363USD951343SToner cartridgeSHARP KK·Filed 2019·Granted May 10, 2022·9 cites·1 claims
- 0462US10338500B2Powder detection device and development deviceSHARP KK·Filed 2018·Granted Jul 2, 2019·0 cites·17 claims
- 0558USD951342SToner cartridgeSHARP KK·Filed 2019·Granted May 10, 2022·7 cites·1 claims
- 0658US10025224B2Powder detection device and development deviceSHARP KK·Filed 2017·Granted Jul 17, 2018·0 cites·10 claims
- 0752US11216162B2Information processing device, information processing method, and recording medium storing programSHARP KK·Filed 2020·Granted Jan 4, 2022·0 cites·12 claims
- 0852US8064783B2Image forming apparatusUSUI TOMOYA·Filed 2008·Granted Nov 22, 2011·1 cites·14 claims
- 0945USD898819SToner cartridgeSHARP KK·Filed 2018·Granted Oct 13, 2020·4 cites·1 claims
- 1044US7983603B2Toner cartridge, developing device and image forming apparatus allowing accurate control of toner replenish amountSHARP KK·Filed 2009·Granted Jul 19, 2011·0 cites·21 claims
- 1140US2020267269A1Multifunctional apparatusSHARP KK·Filed 2020·Application pending·0 cites
- 1235US2009245852A1Toner supply device, developing unit and toner supply device remanufacturing methodKIMURA TAKAHIKO·Filed 2009·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →