Inventor · disambiguated record
Tetsuya Okada
Also filed as: AIZAWA TATSUO · OKADA TETSUYA
47 granted patents·21 pending applications·1,075 citations·filing 1976–2024
98Inventor score
Files withSANYO ELECTRIC CO29FURUKAWA ELECTRIC CO LTD3WILL SEMICONDUCTOR SHANGHAI CO LTD3YANG JONG-WOON3KIZNA COM INC2
Top patents by PatentIndex Score
68 records- 0194US9088052B2Battery multi-series system and communication method thereofSIM SESUB·Filed 2010·Granted Jul 21, 2015·22 cites·10 claims
- 0292US5350993APower supplySANYO ELECTRIC CO·Filed 1993·Granted Sep 27, 1994·168 cites·6 claims
- 0391US8513922B2Battery pack and method of controlling charging of battery packYANG JONG-WOON·Filed 2010·Granted Aug 20, 2013·22 cites·14 claims
- 0489US8802257B2Battery pack and driving method thereofKIM JINWAN·Filed 2010·Granted Aug 12, 2014·9 cites·2 claims
- 0589US5274735AElectric shaverSANYO ELECTRIC CO·Filed 1991·Granted Dec 28, 1993·87 cites·6 claims
- 0688US5124627ABattery capacity computing apparatusSANYO ELECTRIC CO·Filed 1991·Granted Jun 23, 1992·68 cites·13 claims
- 0785US7034376B2Schottky barrier diode semiconductor deviceSANYO ELECTRIC CO·Filed 2004·Granted Apr 25, 2006·37 cites·6 claims
- 0883US10815553B2Galvannealed steel sheet and production method thereofNIPPON STEEL & SUMITOMO METAL CORP·Filed 2016·Granted Oct 27, 2020·1 cites·9 claims
- 0983US7417295B2Insulated gate semiconductor device and manufacturing method thereofSANYO ELECTRIC CO·Filed 2006·Granted Aug 26, 2008·13 cites·18 claims
- 1082US9277298B2Battery managing apparatus, battery pack, and energy storage systemYANG JONG-WOON·Filed 2012·Granted Mar 1, 2016·6 cites·15 claims
- 1180US5286219ACutter-less rotary connectorFURUKAWA ELECTRIC CO LTD·Filed 1992·Granted Feb 15, 1994·48 cites·20 claims
- 1280US4096543ACorona discharge device with grid grounded via non-linear bias elementMITA INDUSTRIAL CO LTD·Filed 1976·Granted Jun 20, 1978·18 cites·9 claims
- 1379US7492121B2Smart battery and method for recognizing battery type using the sameSAMSUNG SDI CO LTD·Filed 2005·Granted Feb 17, 2009·17 cites·20 claims
- 1478US6809354B2Semiconductor deviceSANYO ELECTRIC CO·Filed 2003·Granted Oct 26, 2004·25 cites·10 claims
- 1575US9263776B2Battery system and energy storage system including the sameYUN HAN-SEOK·Filed 2011·Granted Feb 16, 2016·5 cites·19 claims
- 1675US8487588B2Battery packYUN HANSEOK·Filed 2010·Granted Jul 16, 2013·2 cites·10 claims
- 1774US5367599AElectric shaver in which motor rotational speed is controlled according to beard thicknessSANYO ELECTRIC CO·Filed 1993·Granted Nov 22, 1994·46 cites·9 claims
- 1873US8941354B2Battery systemSONG BYUNG-IL·Filed 2012·Granted Jan 27, 2015·5 cites·20 claims
- 1972US8133788B2Method of manufacturing semiconductor deviceSAYAMA YASUYUKI·Filed 2009·Granted Mar 13, 2012·5 cites·8 claims
- 2069US7664112B2Packet processing apparatus and methodFUJITSU LTD·Filed 2007·Granted Feb 16, 2010·4 cites·11 claims
- 2169US5684386ACharging method of a secondary batterySANYO ELECTRIC CO·Filed 1995·Granted Nov 4, 1997·54 cites·15 claims
- 2269US5585994ABattery over-current protection circuitSANYO ELECTRIC CO·Filed 1994·Granted Dec 17, 1996·53 cites·7 claims
- 2367US5949217AMethod to determine remaining capacity of a rechargeable batterySANYO ELECTRIC CO·Filed 1998·Granted Sep 7, 1999·39 cites·10 claims
- 2467US5479084ABattery discharging apparatusSANYO ELECTRIC CO·Filed 1994·Granted Dec 26, 1995·38 cites·6 claims
- 2565US7777316B2Semiconductor deviceSANYO ELECTRIC CO·Filed 2008·Granted Aug 17, 2010·3 cites·2 claims
- 2665US6187111B1Vacuum carburizing methodNACHI FUJIKOSHI CORP·Filed 1999·Granted Feb 13, 2001·33 cites·1 claims
- 2763US8618773B2Battery pack and charging control method thereofYANG JONGWOON·Filed 2010·Granted Dec 31, 2013·2 cites·18 claims
- 2862US9086461B2Circuit for measuring voltage of battery and power storage system using the sameYANG JONG-WOON·Filed 2012·Granted Jul 21, 2015·1 cites·19 claims
- 2961US6441587B2Method to determine capacity of a batterySANYO ELECTRIC CO·Filed 2001·Granted Aug 27, 2002·17 cites·25 claims
- 3061US5789924AMethod of calculating rechargeable battery charge capacitySANYO ELECTRIC CO·Filed 1997·Granted Aug 4, 1998·22 cites·8 claims
- 3160US5122721ACombination battery charger and ac adapterSANYO ELECTRIC CO·Filed 1990·Granted Jun 16, 1992·36 cites·8 claims
- 3259US2025203895A1Trench gate type igbt and driving method thereofWILL SEMICONDUCTOR SHANGHAI CO LTD·Filed 2024·Application pending·0 cites
- 3358US8116894B2Chemical mechanical polishing method and chemical mechanical polishing deviceMIYATA MASANORI·Filed 2008·Granted Feb 14, 2012·3 cites·4 claims
- 3457US5606240ABattery chargerSANYO ELECTRIC CO·Filed 1995·Granted Feb 25, 1997·34 cites·5 claims
- 3556US7738772B2Apparatus and method for synchronizing video data and audio data having different predetermined frame lengthsSONY CORP·Filed 2004·Granted Jun 15, 2010·2 cites·8 claims
- 3656US2024356542A1Trench gate type igbt and method for driving the sameWILL SEMICONDUCTOR SHANGHAI CO LTD·Filed 2023·Application pending·0 cites
- 3755US2020280844A1Communication authentication apparatus and communication system comprising sameCONOL INC·Filed 2018·Application pending·0 cites
- 3854US5355072ABattery discharging apparatusSANYO ELECTRIC CO·Filed 1992·Granted Oct 11, 1994·23 cites·3 claims
- 3954US5151042ARotary connectorFURUKAWA ELECTRIC CO LTD·Filed 1991·Granted Sep 29, 1992·20 cites·5 claims
- 4052US6756768B2Method and apparatus for computing remaining battery capacity utilizing battery discharge capacitySANYO ELECTRIC CO·Filed 2002·Granted Jun 29, 2004·5 cites·13 claims
- 4152US2024120423A1Semiconductor deviceWILL SEMICONDUCTOR SHANGHAI CO LTD·Filed 2022·Application pending·0 cites
- 4251US7114151B2Code conversion method and apparatusSONY CORP·Filed 2003·Granted Sep 26, 2006·2 cites·6 claims
- 4351US6331677B1Overhead wireFURUKAWA ELECTRIC CO LTD·Filed 1998·Granted Dec 18, 2001·11 cites·26 claims
- 4450US5926007ABattery charging apparatus which determines a time to completion of chargingSANYO ELECTRIC CO·Filed 1997·Granted Jul 20, 1999·24 cites·22 claims
- 4550US5397974ARechargeable battery overdischarge prevention circuitSANYO ELECTRIC CO·Filed 1994·Granted Mar 14, 1995·23 cites·15 claims
- 4647US2006220122A1Semiconductor device and method of manufacturing the sameSANYO ELECTRIC CO·Filed 2006·Application pending·0 cites
- 4744US4763892AMovable tray sheet sorterCLOVER ENGINEERING CORP·Filed 1987·Granted Aug 16, 1988·8 cites·7 claims
- 4844US2005180643A1Memory management method, image processing apparatus, and memory management programFiled 2005·Application pending·0 cites
- 4944US2011117396A1Battery Pack and Method of Preventing Cap Disassembly or Cell Replacement in the Battery PackSAMSUNG SDI CO LTD·Filed 2010·Application pending·0 cites
- 5043US2008237807A1Semiconductor deviceSANYO ELECTRIC CO·Filed 2008·Application pending·0 cites
Showing the top 50 of 68 patent records by PatentIndex Score.
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