Inventor · disambiguated record
Walter Hirschmann
Also filed as: HIRSCHMANN WALTER
6 granted patents·186 citations·filing 1987–1996
86Inventor score
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6 records- 0179US4782268ALow-pressure discharge lamp, particularly fluorescent lamp high-frequency operating circuit with low-power network interferencePATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH·Filed 1987·Granted Nov 1, 1988·47 cites·22 claims
- 0273US5925984ACircuit arrangement having LC parallel tuned drive circuitryPATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH·Filed 1996·Granted Jul 20, 1999·40 cites·21 claims
- 0370US4959591ARectifier-inverter circuit with low harmonic feedback, particularly for operation of fluorescent lampsPATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH·Filed 1989·Granted Sep 25, 1990·27 cites·19 claims
- 0468US4862041ADimmable electronic transformer circuitPATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH·Filed 1987·Granted Aug 29, 1989·31 cites·9 claims
- 0560US5122712AMethod and circuit to operate a low-pressure discharge lamp, particularly compact fluorescent lampPATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH·Filed 1991·Granted Jun 16, 1992·23 cites·13 claims
- 0655US5461286ACircuit arrangement for operating a low-pressure discharge lamp, typically a fluorescent lamp, from a low-voltage sourcePATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH·Filed 1994·Granted Oct 24, 1995·18 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →