Inventor · disambiguated record
Allan T. Johns
Also filed as: JOHNS ALLAN T · JOHNS ALLAN THOMAS
8 granted patents·235 citations·filing 1979–1997
89Inventor score
Top patents by PatentIndex Score
8 records- 0186US4922368AMethod and apparatus for detecting and discriminating faults in transmission circuitsNAT RES DEV·Filed 1988·Granted May 1, 1990·59 cites·41 claims
- 0283US4352137AMethods and apparatus for fault detectionGEN ELECTRIC CO LTD·Filed 1981·Granted Sep 28, 1982·41 cites·16 claims
- 0381US5825189AMethod of locating the position of a fault on a power transmissionGEC ALSTHOM LTD·Filed 1996·Granted Oct 20, 1998·54 cites·5 claims
- 0475US4261038AProtection of electrical power supply systemsNAT RES DEV·Filed 1979·Granted Apr 7, 1981·23 cites·5 claims
- 0572US5072403AEquipment for and methods of locating the position of a fault on a power transmission lineGEC ALSTHOM LTD·Filed 1989·Granted Dec 10, 1991·31 cites·5 claims
- 0663US4617636AProtection of electrical power supply systemsNAT RES DEV·Filed 1983·Granted Oct 14, 1986·20 cites·5 claims
- 0730US4782421AElectrical supply line protection apparatusNAT RES DEV·Filed 1986·Granted Nov 1, 1988·4 cites·7 claims
- 0829US5796257ADetecting faults in power linesUNIV BATH·Filed 1997·Granted Aug 18, 1998·3 cites·23 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →