Inventor · disambiguated record
Shinya Karasawa
Also filed as: KARASAWA SHINYA
29 granted patents·3 pending applications·59 citations·filing 2006–2024
94Inventor score
Top patents by PatentIndex Score
32 records- 0192US11502685B2Gate drive circuit and control circuit for switching circuit, and switching power supplyROHM CO LTD·Filed 2020·Granted Nov 15, 2022·4 cites·10 claims
- 0288US9673706B2Buck DC/DC converter and control IC thereof, communication machine for office, electric bicycleROHM CO LTD·Filed 2015·Granted Jun 6, 2017·9 cites·13 claims
- 0380US9632475B2Lubricant applicator, image forming apparatus, and process cartridgeUENISHI HIROYUKI·Filed 2015·Granted Apr 25, 2017·2 cites·20 claims
- 0480US9395678B2Waste toner container and image forming apparatusKARASAWA SHINYA·Filed 2015·Granted Jul 19, 2016·2 cites·20 claims
- 0580US7583925B2Lubricant application device, process cartridge, and image forming apparatusRICOH KK·Filed 2007·Granted Sep 1, 2009·10 cites·19 claims
- 0678US8204400B2Charging device capable of efficiently charging image carrierKARASAWA SHINYA·Filed 2009·Granted Jun 19, 2012·5 cites·18 claims
- 0776US8676107B2Lubricant applying device, process cartridge, and image forming apparatusOKAMOTO MICHIYA·Filed 2011·Granted Mar 18, 2014·2 cites·12 claims
- 0876US8655205B2Waste toner container and image forming apparatus including sameKARASAWA SHINYA·Filed 2012·Granted Feb 18, 2014·2 cites·11 claims
- 0976US7755340B2Step-up switching regulator with soft start circuitsROHM CO LTD·Filed 2006·Granted Jul 13, 2010·8 cites·6 claims
- 1074US8103207B2Lubricant application apparatus, process cartridge, and image forming apparatus using sameKARASAWA SHINYA·Filed 2008·Granted Jan 24, 2012·4 cites·19 claims
- 1173US8934808B2Charging device, including a cleaning device to clean a charging rollerAMEMIYA KEN·Filed 2011·Granted Jan 13, 2015·2 cites·14 claims
- 1270US9122225B2Lubricant applicator, image forming apparatus, and process cartridgeUENISHI HIROYUKI·Filed 2013·Granted Sep 1, 2015·2 cites·31 claims
- 1370US9037038B2Image carrier surface treatment device, process cartridge, and image forming apparatusKARASAWA SHINYA·Filed 2013·Granted May 19, 2015·1 cites·13 claims
- 1468US9500996B2Sealing member, toner conveying device, and image forming apparatusAZEYANAGI YUTA·Filed 2015·Granted Nov 22, 2016·1 cites·20 claims
- 1568US8989619B2Image forming apparatus having transfer belt contact and separating mechanism interfering with removable unitKARASAWA SHINYA·Filed 2013·Granted Mar 24, 2015·1 cites·13 claims
- 1666US8958737B2Lubricant Supplying Device, Process Cartridge, and Image Forming ApparatusKARASAWA SHINYA·Filed 2012·Granted Feb 17, 2015·1 cites·12 claims
- 1764US9031469B2Image forming apparatus and process cartridge incorporated thereinIWASAKI TAKUMA·Filed 2011·Granted May 12, 2015·1 cites·9 claims
- 1863US8396408B2Cleaning device, process cartridge, and image forming apparatusAMEMIYA KEN·Filed 2010·Granted Mar 12, 2013·1 cites·12 claims
- 1959US11664735B2Isolated power supply and control circuit thereofROHM CO LTD·Filed 2020·Granted May 30, 2023·0 cites·14 claims
- 2059US2025007414A1Switching power supplyROHM CO LTD·Filed 2024·Application pending·0 cites
- 2157US12189331B2Positioning member, holding device, process cartridge, and image forming apparatusYOGOSAWA KAZUKI·Filed 2021·Granted Jan 7, 2025·0 cites·20 claims
- 2257US9755509B2Control circuit for switching power supplyROHM CO LTD·Filed 2015·Granted Sep 5, 2017·1 cites·15 claims
- 2353US11813874B2Process cartridge and image forming apparatus incorporating sameKUBO TATSUYA·Filed 2021·Granted Nov 14, 2023·0 cites·19 claims
- 2452US12512751B2Switching circuitROHM CO LTD·Filed 2022·Granted Dec 30, 2025·0 cites·22 claims
- 2551US10281866B2Image forming apparatus and process cartridgeOKAMOTO MICHIYA·Filed 2017·Granted May 7, 2019·0 cites·20 claims
- 2649US2022294350A1Switching power supplyROHM CO LTD·Filed 2022·Application pending·0 cites
- 2746US8620203B2Waste toner container and image forming apparatus incorporating sameKARASAWA SHINYA·Filed 2011·Granted Dec 31, 2013·0 cites·19 claims
- 2845US8918016B2Process cartridge and image forming apparatus including sameOKAMOTO MICHIYA·Filed 2013·Granted Dec 23, 2014·0 cites·9 claims
- 2944US2009122585A1Step-up/down switching regulatorROHM CO LTD·Filed 2006·Application pending·0 cites
- 3040US9722486B2Protection circuitROHM CO LTD·Filed 2015·Granted Aug 1, 2017·0 cites·14 claims
- 3138US9429895B2Cleaning device and image forming apparatusTERAJI HAJIME·Filed 2015·Granted Aug 30, 2016·0 cites·20 claims
- 3237US8280293B2Image forming apparatusSHINTANI TAKESHI·Filed 2010·Granted Oct 2, 2012·0 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →