Inventor · disambiguated record
Yasunobu Shimizu
Also filed as: SHIMIZU YASUNOBU
74 granted patents·3 pending applications·495 citations·filing 1993–2023
99Inventor score
Top patents by PatentIndex Score
77 records- 0194US8934822B2Transfer device and image forming apparatusMIMBU RYUUICHI·Filed 2012·Granted Jan 13, 2015·10 cites·19 claims
- 0293US8891996B2Power supply module and image forming apparatus including sameFUJITA JUNPEI·Filed 2012·Granted Nov 18, 2014·9 cites·16 claims
- 0393USD546814SGuitar amplifier with digital audio disc playerTEAC CORP·Filed 2006·Granted Jul 17, 2007·54 cites·1 claims
- 0492US8965227B2Image forming apparatus including forced toner consumption controlMIZUTANI TAKEHIDE·Filed 2013·Granted Feb 24, 2015·8 cites·8 claims
- 0592US8787806B2Image forming apparatusNAKAMURA KEIGO·Filed 2012·Granted Jul 22, 2014·6 cites·13 claims
- 0691US8682231B2Image forming apparatusSENGOKU KENJI·Filed 2012·Granted Mar 25, 2014·6 cites·20 claims
- 0791USD555169SDigital audio playerTEAC CORP·Filed 2007·Granted Nov 13, 2007·53 cites·1 claims
- 0890US9864307B2Image forming apparatus with a controller to set transfer biasSENGOKU KENJI·Filed 2016·Granted Jan 9, 2018·4 cites·22 claims
- 0988US9195179B2Transfer device and image forming apparatus including sameSHIMIZU YASUNOBU·Filed 2013·Granted Nov 24, 2015·5 cites·11 claims
- 1088USD453327SDigital audio mixerTEAC CORP·Filed 2001·Granted Feb 5, 2002·36 cites·1 claims
- 1186USD408820SAudio mixerTEAC CORP·Filed 1998·Granted Apr 27, 1999·29 cites·1 claims
- 1284US9625851B2Developing device and image forming apparatus incorporating sameOSHIKAWA YUKI·Filed 2016·Granted Apr 18, 2017·2 cites·13 claims
- 1383US9488937B2Image forming apparatusTANAKA SHINYA·Filed 2013·Granted Nov 8, 2016·3 cites·32 claims
- 1483US9075350B2Image forming apparatus to maintain adequate transferability of toner to a recording mediumTANAKA SHINYA·Filed 2013·Granted Jul 7, 2015·3 cites·13 claims
- 1582US8682189B2Transfer device and image forming apparatus incorporating transfer deviceSHIMIZU YASUNOBU·Filed 2011·Granted Mar 25, 2014·3 cites·14 claims
- 1682USD367052SCombined audio mixer and tape recorderTEAC CORP·Filed 1994·Granted Feb 13, 1996·22 cites·1 claims
- 1780US9285722B2Image forming apparatus having transfer bias controlTANAKA SHINYA·Filed 2013·Granted Mar 15, 2016·2 cites·16 claims
- 1880US6590840B2Recording medium reproduction apparatusTEAC CORP·Filed 2000·Granted Jul 8, 2003·16 cites·5 claims
- 1979US9046830B2Image forming apparatusTANAKA SHINYA·Filed 2014·Granted Jun 2, 2015·2 cites·21 claims
- 2079US8805223B2Image forming apparatus, image forming system, and transfer methodTAKEUCHI TOMOKAZU·Filed 2012·Granted Aug 12, 2014·2 cites·8 claims
- 2177USD424056SCombined audio mixer and tape recorderTEAC CORP·Filed 1999·Granted May 2, 2000·20 cites·1 claims
- 2274USD443606SDigital recording controllerTEAC CORP·Filed 2000·Granted Jun 12, 2001·19 cites·1 claims
- 2372US9122207B2Image forming apparatus and transfer bias application device thereinNAKAMURA KEIGO·Filed 2012·Granted Sep 1, 2015·1 cites·31 claims
- 2470US9921541B2Developing device, and image forming apparatus and process cartridge incorporating sameSHIMIZU YASUNOBU·Filed 2015·Granted Mar 20, 2018·1 cites·15 claims
- 2570USD489726SAudio interface for computerTEAC CORP·Filed 2003·Granted May 11, 2004·16 cites·1 claims
- 2669US8929786B2Image forming apparatus, system, and method using a superimposed voltage signal and a direct voltage signalTAKEUCHI TOMOKAZU·Filed 2012·Granted Jan 6, 2015·1 cites·15 claims
- 2769US8824941B2Image transfer device and image forming apparatus incorporating sameSHIMIZU YASUNOBU·Filed 2012·Granted Sep 2, 2014·1 cites·21 claims
- 2868US9291934B2Image forming apparatusSHIMIZU YASUNOBU·Filed 2012·Granted Mar 22, 2016·1 cites·29 claims
- 2968US8977153B2Image forming apparatus which uses an AC voltage and/or a DC voltage at a transfer nip depending on a surface roughness of a recording sheetOGIYAMA HIROMI·Filed 2012·Granted Mar 10, 2015·1 cites·8 claims
- 3068USD471173SDigital audio mixer with disk recorderTEAC CORP·Filed 2001·Granted Mar 4, 2003·15 cites·1 claims
- 3167USD433673SFront panel for audio mixerTEAC CORP·Filed 1999·Granted Nov 14, 2000·13 cites·1 claims
- 3266USD391957SOptical disc playerTEAC CORP·Filed 1996·Granted Mar 10, 1998·13 cites·1 claims
- 3364USD477589SAudio mixer with memory card recording and reproducing deviceTEAC CORP·Filed 2002·Granted Jul 22, 2003·13 cites·1 claims
- 3463US11868064B2Image forming apparatus with a toner conveying device having a reverse-flow conveying portionSAKAYA KOHTA·Filed 2022·Granted Jan 9, 2024·0 cites·8 claims
- 3563USD518470SHard disc recorder with audio mixerTEAC CORP·Filed 2005·Granted Apr 4, 2006·13 cites·1 claims
- 3662US9164462B2Image forming apparatusNAKAMURA KEIGO·Filed 2014·Granted Oct 20, 2015·0 cites·16 claims
- 3762US9075383B2Image forming apparatusRICOH CO LTD·Filed 2014·Granted Jul 7, 2015·0 cites·27 claims
- 3862US9037022B2Image forming apparatus, image forming system, and transfer methodRICOH CO LTD·Filed 2014·Granted May 19, 2015·0 cites·18 claims
- 3961US9772579B2Developing device and image forming apparatus incorporating sameOSHIKAWA YUKI·Filed 2016·Granted Sep 26, 2017·0 cites·4 claims
- 4060US2025230574A1Method and apparatus for producing silicon single crystal and method for producing silicon waferSUMCO CORP·Filed 2023·Application pending·0 cites
- 4159US9535375B2Image forming apparatus with transfer output device outputting superimposed bias as transfer biasRICOH CO LTD·Filed 2016·Granted Jan 3, 2017·0 cites·14 claims
- 4259US6661753B2Recording medium reproducing device having tempo control function, key control function and key display function reflecting key change according to tempo changeTEAC CORP·Filed 2000·Granted Dec 9, 2003·4 cites·9 claims
- 4359US6608803B2Recording medium reproduction apparatusTEAC CORP·Filed 2000·Granted Aug 19, 2003·9 cites·2 claims
- 4459USD402984SCombined audio mixer and tape recorderTEAC CORP·Filed 1998·Granted Dec 22, 1998·10 cites·1 claims
- 4559USD358152SRemote controller for video tape recorderTEAC CORP·Filed 1993·Granted May 9, 1995·9 cites·1 claims
- 4658US11513464B2Image forming apparatus having an apparatus body and a detachable unit including a rotary body and drive gearSHIMIZU YASUNOBU·Filed 2021·Granted Nov 29, 2022·0 cites·15 claims
- 4758USD436347SControl device for electric apparatusTEAC CORP·Filed 2000·Granted Jan 16, 2001·10 cites·1 claims
- 4857US9291955B2Image forming apparatus and transfer bias application device thereinNAKAMURA KEIGO·Filed 2015·Granted Mar 22, 2016·0 cites·26 claims
- 4956US9323170B2Image forming apparatus with a controller to set transfer biasSENGOKU KENJI·Filed 2012·Granted Apr 26, 2016·0 cites·28 claims
- 5055US11703452B2Method and apparatus for measuring transmittance of quartz crucibleSUMCO CORP·Filed 2019·Granted Jul 18, 2023·0 cites·22 claims
Showing the top 50 of 77 patent records by PatentIndex Score.
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