Inventor · disambiguated record
Stefan Ljung
Also filed as: LJUNG STEFAN
3 granted patents·134 citations·filing 1988–1988
75Inventor score
Technology areasH02H
Files withASEA BROWN BOVERI3
Top patents by PatentIndex Score
3 records- 0189US4878142AHigh resistance ground fault protectionASEA BROWN BOVERI·Filed 1988·Granted Oct 31, 1989·82 cites·3 claims
- 0273US4855861ALongitudinal differential protectionASEA BROWN BOVERI·Filed 1988·Granted Aug 8, 1989·36 cites·3 claims
- 0352US4864453AProtective relay with selective phase selection for double linesASEA BROWN BOVERI·Filed 1988·Granted Sep 5, 1989·16 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →