Assignee
DOBLE ENG
US·14 granted patents·387 citations·filing 1976–1999
Top patents by PatentIndex Score
14 records- 0194US4973919AAmplifying with directly coupled, cascaded amplifiersDOBLE ENG·Filed 1989·Granted Nov 27, 1990·82 cites·13 claims
- 0283US5317277APower amplifying apparatus for supplying A.C. signals having a maximum loop gain at a desired frequencyDOBLE ENG·Filed 1992·Granted May 31, 1994·39 cites·15 claims
- 0383US4541040APower convertingDOBLE ENG·Filed 1983·Granted Sep 10, 1985·38 cites·6 claims
- 0482US5635871ALow phase error amplifyingDOBLE ENG·Filed 1992·Granted Jun 3, 1997·37 cites·26 claims
- 0571US5541827AReducing switching losses in a phase-modulated switch-mode amplifierDOBLE ENG·Filed 1995·Granted Jul 30, 1996·47 cites·14 claims
- 0670US5818245AImpedance measuringDOBLE ENG·Filed 1996·Granted Oct 6, 1998·35 cites·14 claims
- 0765US6177803B1Monitoring elements in a multi-phase alternating current networkDOBLE ENG·Filed 1995·Granted Jan 23, 2001·31 cites·46 claims
- 0861US6633169B1Monitoring leakage currents from high-voltage devicesDOBLE ENG·Filed 1999·Granted Oct 14, 2003·23 cites·17 claims
- 0958US4794507AControlling electrical powerDOBLE ENG·Filed 1987·Granted Dec 27, 1988·18 cites·14 claims
- 1055US5287065AAutomatic bridge balancing using controllable impedance in characterizing unknown impedanceDOBLE ENG·Filed 1991·Granted Feb 15, 1994·19 cites·17 claims
- 1149US5068636ACurrent shuntingDOBLE ENG·Filed 1989·Granted Nov 26, 1991·11 cites·16 claims
- 1232US5021648AMotion tranducing through conversion of linear motion to circular motionDOBLE ENG·Filed 1990·Granted Jun 4, 1991·3 cites·12 claims
- 1330US4510354ACurrent tap selecting switchDOBLE ENG·Filed 1984·Granted Apr 9, 1985·2 cites·4 claims
- 1416US4054836ATransformer ratio-arm bridge with improved balancing meansDOBLE ENG·Filed 1976·Granted Oct 18, 1977·2 cites·21 claims
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