Assignee
IXYS CORP
US·161 granted patents·5 pending applications·2,477 citations·filing 1988–2018
Top patents by PatentIndex Score
166 records- 0197US9473074B1Chopper stabilized amplifier with synchronous switched capacitor noise filteringIXYS CORP·Filed 2015·Granted Oct 18, 2016·18 cites·20 claims
- 0296US9595950B1High-voltage stacked transistor circuitIXYS CORP·Filed 2016·Granted Mar 14, 2017·16 cites·20 claims
- 0396US9082845B1Super junction field effect transistorIXYS CORP·Filed 2014·Granted Jul 14, 2015·37 cites·19 claims
- 0496US7442630B2Method for fabricating forward and reverse blocking devicesIXYS CORP·Filed 2005·Granted Oct 28, 2008·117 cites·7 claims
- 0596US7259623B2RF generator with reduced size and weightIXYS CORP·Filed 2005·Granted Aug 21, 2007·47 cites·18 claims
- 0696US5596466AIntelligent, isolated half-bridge power moduleIXYS CORP·Filed 1995·Granted Jan 21, 1997·252 cites·17 claims
- 0794US9337744B1Efficient inrush current control in power factor corrected AC-to-DC converterIXYS CORP·Filed 2015·Granted May 10, 2016·13 cites·23 claims
- 0894US9331707B1Programmable temperature compensated voltage generatorIXYS CORP·Filed 2015·Granted May 3, 2016·10 cites·20 claims
- 0994US9276628B1Photovoltaic cell and E-ink display on the front side of a cell phone caseIXYS CORP·Filed 2014·Granted Mar 1, 2016·19 cites·20 claims
- 1094US9054587B2Non-isolated AC-to-DC converter having a low charging current initial power up modeIXYS CORP·Filed 2014·Granted Jun 9, 2015·22 cites·20 claims
- 1194US5500616AOvervoltage clamp and desaturation detection circuitIXYS CORP·Filed 1995·Granted Mar 19, 1996·138 cites·26 claims
- 1293US9419118B1Trench IGBT with tub-shaped floating P-well and hole drains to P-body regionsIXYS CORP·Filed 2015·Granted Aug 16, 2016·12 cites·19 claims
- 1392US8575767B1Reflow of thermoplastic sheet for passivation of power integrated circuitsIXYS CORP·Filed 2012·Granted Nov 5, 2013·14 cites·36 claims
- 1491US9590033B1Trench separation diffusion for high voltage deviceIXYS CORP·Filed 2015·Granted Mar 7, 2017·16 cites·20 claims
- 1591US9443792B1Bridging DMB structure for wire bonding in a power semiconductor device moduleIXYS CORP·Filed 2015·Granted Sep 13, 2016·17 cites·20 claims
- 1691US6731002B2High frequency power device with a plastic molded package and direct bonded substrateIXYS CORP·Filed 2001·Granted May 4, 2004·68 cites·24 claims
- 1790US6323090B1Semiconductor device with trenched substrate and methodIXYS CORP·Filed 1999·Granted Nov 27, 2001·83 cites·9 claims
- 1889US8835975B1Ultra-fast breakover diodeIXYS CORP·Filed 2013·Granted Sep 16, 2014·12 cites·9 claims
- 1989US6683344B2Rugged and fast power MOSFET and IGBTIXYS CORP·Filed 2002·Granted Jan 27, 2004·44 cites·24 claims
- 2089US4931844AHigh power transistor with voltage, current, power, resistance, and temperature sensing capabilityIXYS CORP·Filed 1988·Granted Jun 5, 1990·55 cites·11 claims
- 2188US4860072AMonolithic semiconductor device and method of manufacturing sameIXYS CORP·Filed 1988·Granted Aug 22, 1989·55 cites·30 claims
- 2287US8363412B2Mother and daughter board configuration to improve current and voltage capabilities of a power instrumentIXYS CORP·Filed 2010·Granted Jan 29, 2013·18 cites·17 claims
- 2387US8344480B2Insulated gate bipolar transistorIXYS CORP·Filed 2009·Granted Jan 1, 2013·14 cites·28 claims
- 2487US5063307AInsulated gate transistor devices with temperature and current sensorIXYS CORP·Filed 1990·Granted Nov 5, 1991·71 cites·6 claims
- 2586US9813055B2Gate driver that drives with a sequence of gate resistancesIXYS CORP·Filed 2016·Granted Nov 7, 2017·6 cites·24 claims
- 2685US7259440B2Fast switching diode with low leakage currentIXYS CORP·Filed 2005·Granted Aug 21, 2007·10 cites·13 claims
- 2784US7339772B2Hot-swap protection circuitIXYS CORP·Filed 2005·Granted Mar 4, 2008·11 cites·6 claims
- 2883US9929066B1Power semiconductor device module baseplate having peripheral heelsIXYS CORP·Filed 2016·Granted Mar 27, 2018·5 cites·16 claims
- 2983US6759692B1Gate driver with level shift circuitIXYS CORP·Filed 2003·Granted Jul 6, 2004·34 cites·20 claims
- 3083US6638808B1Method of manufacturing gate driver with level shift circuitIXYS CORP·Filed 2003·Granted Oct 28, 2003·34 cites·14 claims
- 3182US10000423B1Direct metal bonding on carbon-covered ceramic contact projections of a ceramic carrierIXYS CORP·Filed 2016·Granted Jun 19, 2018·2 cites·22 claims
- 3282US9641065B2AC line filter and AC-to-DC rectifier moduleIXYS CORP·Filed 2015·Granted May 2, 2017·3 cites·22 claims
- 3381US7512422B2RF generator with commutation inductorIXYS CORP·Filed 2005·Granted Mar 31, 2009·7 cites·18 claims
- 3481US7307475B2RF generator with voltage regulatorIXYS CORP·Filed 2005·Granted Dec 11, 2007·7 cites·18 claims
- 3581US7259622B2RF generator with phase controlled MOSFETsIXYS CORP·Filed 2005·Granted Aug 21, 2007·7 cites·17 claims
- 3681US6917227B1Efficient gate driver for power deviceIXYS CORP·Filed 2002·Granted Jul 12, 2005·24 cites·14 claims
- 3781US5698454AMethod of making a reverse blocking IGBTIXYS CORP·Filed 1995·Granted Dec 16, 1997·42 cites·25 claims
- 3881US5237481ATemperature sensing device for use in a power transistorIXYS CORP·Filed 1991·Granted Aug 17, 1993·48 cites·11 claims
- 3980US9780168B2IGBT with waved floating P-well electron injectionIXYS CORP·Filed 2015·Granted Oct 3, 2017·3 cites·23 claims
- 4080US7005734B2Double-sided cooling isolated packaged power semiconductor deviceIXYS CORP·Filed 2003·Granted Feb 28, 2006·28 cites·18 claims
- 4179US9640461B1Bridging DMB structure for wire bonding in a power semiconductor moduleIXYS CORP·Filed 2016·Granted May 2, 2017·4 cites·20 claims
- 4279US9219416B2Buck converter having self-driven BJT synchronous rectifierIXYS CORP·Filed 2013·Granted Dec 22, 2015·4 cites·18 claims
- 4379US9042143B2Low forward voltage rectifier using capacitive current splittingIXYS CORP·Filed 2013·Granted May 26, 2015·4 cites·24 claims
- 4479US6670216B2Method for manufacturing a power semiconductor device and direct bonded substrate thereofIXYS CORP·Filed 2002·Granted Dec 30, 2003·24 cites·17 claims
- 4578US9355580B2Video and content controlled backlightIXYS CORP·Filed 2013·Granted May 31, 2016·2 cites·20 claims
- 4678US9087809B2Ultra-fast breakover diodeIXYS CORP·Filed 2014·Granted Jul 21, 2015·4 cites·14 claims
- 4778US6798060B2Power device and direct aluminum bonded substrate thereofIXYS CORP·Filed 2003·Granted Sep 28, 2004·22 cites·6 claims
- 4877US7663898B2Switching power supply with direct conversion off AC power sourceIXYS CORP·Filed 2005·Granted Feb 16, 2010·15 cites·17 claims
- 4977US7307341B2Integrated packaged having magnetic componentsIXYS CORP·Filed 2006·Granted Dec 11, 2007·12 cites·22 claims
- 5077US6091086AReverse blocking IGBTIXYS CORP·Filed 1997·Granted Jul 18, 2000·35 cites·14 claims
Showing the top 50 of 166 patent records by PatentIndex Score.
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