Inventor · disambiguated record
Duane C. Johnson
Also filed as: JOHNSON DUANE · JOHNSON DUANE C · JOHNSON DUANE CARL
48 granted patents·1 pending application·404 citations·filing 1990–2023
97Inventor score
Files withHAMILTON SUNDSTRAND CORP42UNISYS CORP3FAILURE GROUP INC1INGERSOLL RAND CO1KMT WATERJET SYSTEMS INC1
Top patents by PatentIndex Score
49 records- 0194US11396903B2Input shafts for generatorsHAMILTON SUNDSTRAND CORP·Filed 2020·Granted Jul 26, 2022·3 cites·17 claims
- 0293US6717389B1Method and apparatus for current controlled transient reduction in a voltage regulatorUNISYS CORP·Filed 2001·Granted Apr 6, 2004·93 cites·19 claims
- 0391US11171429B2Terminal block assembliesHAMILTON SUNDSTRAND CORP·Filed 2020·Granted Nov 9, 2021·3 cites·13 claims
- 0489US10180166B2Disconnect mechanismsHAMILTON SUNDSTRAND CORP·Filed 2015·Granted Jan 15, 2019·5 cites·15 claims
- 0588US10436251B2Fixed block shaft inner bearing race for integrated drive generatorHAMILTON SUNDSTRAND CORP·Filed 2018·Granted Oct 8, 2019·3 cites·20 claims
- 0688US6617913B1Self-latching H-bridge system and apparatusUNISYS CORP·Filed 2001·Granted Sep 9, 2003·36 cites·35 claims
- 0788US5047719AFlexible coil assembly for reflectance-mode nondestructive eddy-current examinationFAILURE GROUP INC·Filed 1990·Granted Sep 10, 1991·146 cites·26 claims
- 0887US10819181B2Terminal lead support for use in integrated drive generatorHAMILTON SUNDSTRAND CORP·Filed 2018·Granted Oct 27, 2020·3 cites·8 claims
- 0987US5894784ABackup washers for diaphragms and diaphragm pump incorporating sameINGERSOLL RAND CO·Filed 1998·Granted Apr 20, 1999·51 cites·19 claims
- 1078US11624398B2Input shafts for generatorsHAMILTON SUNDSTRAND CORP·Filed 2022·Granted Apr 11, 2023·0 cites·18 claims
- 1178US7922566B2Cutting head for fluid jet machine with indexing focusing deviceKMT WATERJET SYSTEMS INC·Filed 2007·Granted Apr 12, 2011·11 cites·52 claims
- 1276US10823230B2Disconnect shaft for integrated drive generatorHAMILTON SUNDSTRAND CORP·Filed 2017·Granted Nov 3, 2020·1 cites·5 claims
- 1376US10615653B2Lamination for main generator rotor in an integrated drive generatorHAMILTON SUNDSTRAND CORP·Filed 2018·Granted Apr 7, 2020·1 cites·10 claims
- 1476US9732804B2Disconnect shaft for an integrated drive generator (IDG)HAMILTON SUNDSTRAND CORP·Filed 2015·Granted Aug 15, 2017·2 cites·12 claims
- 1570US11569594B2Terminal block assembliesHAMILTON SUNDSTRAND CORP·Filed 2021·Granted Jan 31, 2023·0 cites·8 claims
- 1670US11349363B2Lamination for main generator rotor in an integrated drive generatorHAMILTON SUNDSTRAND CORP·Filed 2020·Granted May 31, 2022·0 cites·4 claims
- 1768US10644563B2Terminal lead assembly for use in integrated drive generatorHAMILTON SUNDSTRAND CORP·Filed 2018·Granted May 5, 2020·2 cites·4 claims
- 1867US12469992B2Terminal block and cover for arcing mitigationHAMILTON SUNDSTRAND CORP·Filed 2023·Granted Nov 11, 2025·0 cites·18 claims
- 1967US10763722B2Terminal block for use in integrated drive generatorHAMILTON SUNDSTRAND CORP·Filed 2018·Granted Sep 1, 2020·2 cites·3 claims
- 2064US11539270B2Connection assembly cover with integrated anti-rotationHAMILTON SUNDSTRAND CORP·Filed 2020·Granted Dec 27, 2022·0 cites·18 claims
- 2163US11894729B2Alternating current connection housing with integrated insertsHAMILTON SUNDSTRAND CORP·Filed 2021·Granted Feb 6, 2024·0 cites·17 claims
- 2263US5473110AMagnetically-attachable EMI shielding cover for attenuating electromagnetic emanationUNISYS CORP·Filed 1995·Granted Dec 5, 1995·24 cites·22 claims
- 2362US12009126B2Resistor support assembly with spring seatHAMILTON SUNDSTRAND CORP·Filed 2021·Granted Jun 11, 2024·0 cites·19 claims
- 2460US11387714B2Rotating rectifier assemblies, generators having rotating rectifier assemblies, and methods of making rotating rectifier assembliesHAMILTON SUNDSTRAND CORP·Filed 2020·Granted Jul 12, 2022·0 cites·18 claims
- 2560US10634063B2Input shaft for use in integrated drive generatorHAMILTON SUNDSTRAND CORP·Filed 2018·Granted Apr 28, 2020·0 cites·20 claims
- 2660US10554094B2Terminal block cover for use in integrated drive generatorHAMILTON SUNDSTRAND CORP·Filed 2017·Granted Feb 4, 2020·1 cites·13 claims
- 2760US10422324B2Wear ring for integrated drive generatorHAMILTON SUNDSTRAND CORP·Filed 2017·Granted Sep 24, 2019·0 cites·20 claims
- 2858US11002258B2Port plate for integrated drive generatorHAMILTON SUNDSTRAND CORP·Filed 2018·Granted May 11, 2021·0 cites·17 claims
- 2956US11949294B2Resistor plate assembly with contact bandsHAMILTON SUNDSTRAND CORP·Filed 2021·Granted Apr 2, 2024·0 cites·11 claims
- 3055US10707792B2Variable wobbler plate for integrated drive generatorHAMILTON SUNDSTRAND CORP·Filed 2018·Granted Jul 7, 2020·0 cites·20 claims
- 3154US11799391B2Diode mounting ring with contact band insertsHAMILTON SUNDSTRAND CORP·Filed 2021·Granted Oct 24, 2023·0 cites·14 claims
- 3254US10962005B2Pump sleeve for integrated drive generatorHAMILTON SUNDSTRAND CORP·Filed 2017·Granted Mar 30, 2021·0 cites·1 claims
- 3354US10907718B2Cam liner for integrated drive generatorHAMILTON SUNDSTRAND CORP·Filed 2018·Granted Feb 2, 2021·0 cites·3 claims
- 3454US10670126B2Variable block shaft for integrated drive generatorHAMILTON SUNDSTRAND CORP·Filed 2018·Granted Jun 2, 2020·0 cites·20 claims
- 3552US11054012B2Generator driven gear for integrated drive generatorHAMILTON SUNDSTRAND CORP·Filed 2018·Granted Jul 6, 2021·0 cites·2 claims
- 3652US10760665B2Governor drive gear for integrated drive generatorHAMILTON SUNDSTRAND CORP·Filed 2018·Granted Sep 1, 2020·0 cites·14 claims
- 3752US10539213B2Hydraulic unit cylinder block for integrated drive generatorHAMILTON SUNDSTRAND CORP·Filed 2017·Granted Jan 21, 2020·0 cites·10 claims
- 3851US10883495B2Scavenge/charge pump drive gear for integrated drive generatorHAMILTON SUNDSTRAND CORP·Filed 2017·Granted Jan 5, 2021·0 cites·3 claims
- 3951US10788035B2Pump sleeve for a charge and scavenge pump of an integrated drive generatorHAMILTON SUNDSTRAND CORP·Filed 2018·Granted Sep 29, 2020·0 cites·7 claims
- 4051US5037283AVane type positive displacement pump having multiple pump unitsLEAR ROMEC CORP·Filed 1990·Granted Aug 6, 1991·17 cites·32 claims
- 4150US10738708B2Accessory drive gear for integrated drive generatorHAMILTON SUNDSTRAND CORP·Filed 2017·Granted Aug 11, 2020·0 cites·8 claims
- 4250US10599165B2Governor and inversion pump drive gearHAMILTON SUNDSTRAND CORP·Filed 2017·Granted Mar 24, 2020·0 cites·20 claims
- 4349US10826342B2Permanent magnet generator rotor for integrated drive generatorHAMILTON SUNDSTRAND CORP·Filed 2017·Granted Nov 3, 2020·0 cites·9 claims
- 4449US10707727B2Main generator stator sleeve for integrated drive generatorHAMILTON SUNDSTRAND CORP·Filed 2018·Granted Jul 7, 2020·0 cites·4 claims
- 4548US10533499B2Seal plate located between two housing portions in an integrated drive generatorHAMILTON SUNDSTRAND CORP·Filed 2017·Granted Jan 14, 2020·0 cites·20 claims
- 4647US10451163B2Trim ring gear for integrated drive generatorHAMILTON SUNDSTRAND CORP·Filed 2017·Granted Oct 22, 2019·0 cites·15 claims
- 4746US10612640B2Output ring gear for integrated drive generatorHAMILTON SUNDSTRAND CORP·Filed 2017·Granted Apr 7, 2020·0 cites·3 claims
- 4845US10641344B2Disconnect plunger for integrated drive generatorHAMILTON SUNDSTRAND CORP·Filed 2017·Granted May 5, 2020·0 cites·3 claims
- 4943US2019219139A1Fixed block shaft for integrated drive generatorHAMILTON SUNDSTRAND CORP·Filed 2018·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →