Assignee
ROBICON CORP
17 granted patents·1,784 citations·filing 1974–2002
Top patents by PatentIndex Score
17 records- 0198US6087738AVariable output three-phase transformerROBICON CORP·Filed 1998·Granted Jul 11, 2000·205 cites·11 claims
- 0298US5986909AMultiphase power supply with plural series connected cells and failed cell bypassROBICON CORP·Filed 1998·Granted Nov 16, 1999·397 cites·47 claims
- 0397US6236580B1Modular multi-level adjustable supply with series connected active inputsROBICON CORP·Filed 2000·Granted May 22, 2001·194 cites·19 claims
- 0497US6166513AFour-quadrant AC-AC drive and methodROBICON CORP·Filed 2000·Granted Dec 26, 2000·85 cites·5 claims
- 0596US6301130B1Modular multi-level adjustable supply with parallel connected active inputsROBICON CORP·Filed 2000·Granted Oct 9, 2001·162 cites·23 claims
- 0695US6014323AMultiphase power converterROBICON CORP·Filed 1998·Granted Jan 11, 2000·155 cites·23 claims
- 0794US6313600B1Control method and apparatus for insufficient input voltage in an AC driveROBICON CORP·Filed 2000·Granted Nov 6, 2001·71 cites·14 claims
- 0894US6262555B1Apparatus and method to generate braking torque in an AC driveROBICON CORP·Filed 1999·Granted Jul 17, 2001·76 cites·42 claims
- 0992US6417644B2Apparatus and method to generate braking torque in an AC driveROBICON CORP·Filed 2001·Granted Jul 9, 2002·47 cites·15 claims
- 1089US6222284B1Multiphase power supply with series connected power cells with failed cell bypassROBICON CORP·Filed 1999·Granted Apr 24, 2001·79 cites·5 claims
- 1189US5619407AAutotransformerROBICON CORP·Filed 1996·Granted Apr 8, 1997·97 cites·12 claims
- 1288US5905642AApparatus and method to reduce common mode voltage from current source drivesROBICON CORP·Filed 1997·Granted May 18, 1999·89 cites·29 claims
- 1382US6411530B2Drive and power supply with phase shifted carriersROBICON CORP·Filed 2001·Granted Jun 25, 2002·45 cites·10 claims
- 1477US6762947B2Control method and apparatus to reduce current through DC capacitor linking two static convertersROBICON CORP·Filed 2002·Granted Jul 13, 2004·32 cites·30 claims
- 1574US6472851B2Hybrid tap-changing transformer with full range of control and high resolutionROBICON CORP·Filed 2001·Granted Oct 29, 2002·22 cites·22 claims
- 1657US3938031AAdjustable voltage power supplyROBICON CORP·Filed 1974·Granted Feb 10, 1976·15 cites·7 claims
- 1753US4029888AArc furnace control systemROBICON CORP·Filed 1976·Granted Jun 14, 1977·13 cites·12 claims
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