Individual holder
DAHL ERNEST A
9 granted patents·838 citations·filing 1974–1988
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
9 records- 0198US3938018AInduction charging systemDAHL ERNEST A·Filed 1974·Granted Feb 10, 1976·449 cites·4 claims
- 0294US4389608ATransformerless battery controlled battery chargerDAHL ERNEST A·Filed 1981·Granted Jun 21, 1983·168 cites·9 claims
- 0391US4284951ABattery electrolyte level sensorDAHL ERNEST A·Filed 1979·Granted Aug 18, 1981·53 cites·10 claims
- 0488US4329406ASpecific gravity transducer and battery performance indicatorDAHL ERNEST A·Filed 1981·Granted May 11, 1982·56 cites·18 claims
- 0573US3996579ABattery electrolyte level indicatorDAHL ERNEST A·Filed 1975·Granted Dec 7, 1976·23 cites·13 claims
- 0671US4565748AMagnetically operated electrolyte circulation systemDAHL ERNEST A·Filed 1985·Granted Jan 21, 1986·34 cites·8 claims
- 0770US4388584ABattery monitoring and charger control systemDAHL ERNEST A·Filed 1981·Granted Jun 14, 1983·35 cites·6 claims
- 0864US4832195ACompact storage filesDAHL ERNEST A·Filed 1988·Granted May 23, 1989·14 cites·11 claims
- 0945US4643496AStorage and security system for cassette-like objectsDAHL ERNEST A·Filed 1985·Granted Feb 17, 1987·6 cites·11 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →