Inventor · disambiguated record
Dirk J. Boomgaard
Also filed as: BOOMGAARD DIRK J
14 granted patents·727 citations·filing 1977–2020
94Inventor score
Files withWESTINGHOUSE ELECTRIC CORP10THERMO KING CORP2ABB POWER T & D CO1WESTINGHOUSE ELECTRIC CO LLC1
Top patents by PatentIndex Score
14 records- 0196US4903006APower line communication systemTHERMO KING CORP·Filed 1989·Granted Feb 20, 1990·193 cites·7 claims
- 0292US4962496ATransmission of data via power linesABB POWER T & D CO·Filed 1988·Granted Oct 9, 1990·120 cites·6 claims
- 0390US4885563APower line carrier communication systemTHERMO KING CORP·Filed 1988·Granted Dec 5, 1989·107 cites·8 claims
- 0489US4668465AMethod and apparatus for remotely monitoring a process carried out in a containment structureWESTINGHOUSE ELECTRIC CORP·Filed 1984·Granted May 26, 1987·38 cites·20 claims
- 0588US4714926ARod position indication system with temperature compensationWESTINGHOUSE ELECTRIC CORP·Filed 1986·Granted Dec 22, 1987·30 cites·10 claims
- 0682US5504454ADemodulator for powerline carrier communicationsWESTINGHOUSE ELECTRIC CORP·Filed 1995·Granted Apr 2, 1996·103 cites·16 claims
- 0780US4776433AElevator door control systemWESTINGHOUSE ELECTRIC CORP·Filed 1988·Granted Oct 11, 1988·49 cites·15 claims
- 0874US4629983ADigital rod position detector systemWESTINGHOUSE ELECTRIC CORP·Filed 1984·Granted Dec 16, 1986·17 cites·15 claims
- 0964US4381852AAutomatic tensioning control for winding stator coilsWESTINGHOUSE ELECTRIC CORP·Filed 1982·Granted May 3, 1983·20 cites·5 claims
- 1063US4646319ABidirectional bus coupler presenting peak impedance at carrier frequencyWESTINGHOUSE ELECTRIC CORP·Filed 1985·Granted Feb 24, 1987·26 cites·32 claims
- 1156US4278150AElevator systemWESTINGHOUSE ELECTRIC CORP·Filed 1979·Granted Jul 14, 1981·14 cites·35 claims
- 1250US4631537AMethod for temperature compensating a rod position indication systemWESTINGHOUSE ELECTRIC CORP·Filed 1984·Granted Dec 23, 1986·8 cites·4 claims
- 1348US12306021B2Digital rod position indication system and methodWESTINGHOUSE ELECTRIC CO LLC·Filed 2020·Granted May 20, 2025·0 cites·20 claims
- 1439US4118717AAutomatic film-exposure control system and electrical power supply means for a photographic cameraWESTINGHOUSE ELECTRIC CORP·Filed 1977·Granted Oct 3, 1978·2 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →