Inventor · disambiguated record
Dietrich Fromm
Also filed as: FROMM DIETRICH
11 granted patents·332 citations·filing 1977–1998
92Inventor score
Files withPATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH8OSRAM SYLVANIA INC1PATENT TREUHAND GES F ELECTRIS1PATENT TRUCHAND GES FUER ELEK1
Top patents by PatentIndex Score
11 records- 0194US6069456AMercury-free metal halide lampOSRAM SYLVANIA INC·Filed 1998·Granted May 30, 2000·106 cites·25 claims
- 0285US4171498AHigh pressure electric discharge lamp containing metal halidesPATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH·Filed 1977·Granted Oct 16, 1979·40 cites·15 claims
- 0378US5363007ALow-power, high-pressure discharge lamp, particularly for general service illumination usePATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH·Filed 1992·Granted Nov 8, 1994·43 cites·20 claims
- 0476US4633136AHigh-pressure discharge lamp with low power inputPATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH·Filed 1983·Granted Dec 30, 1986·20 cites·19 claims
- 0571US6218025B1Sintering electrodePATENT TRUCHAND GES FUER ELEK·Filed 1997·Granted Apr 17, 2001·30 cites·13 claims
- 0665US4291254ADischarge lamp energization circuit, particularly for audio and supersonic frequency operation of high-pressure discharge lampsPATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH·Filed 1980·Granted Sep 22, 1981·24 cites·18 claims
- 0761US5461281AHigh-pressure discharge lamp with a halide fill including life-extending additivesPATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH·Filed 1994·Granted Oct 24, 1995·19 cites·23 claims
- 0856US5436533AMethod to operate a high-pressure discharge lamp suitable for horizontal arc positionPATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH·Filed 1994·Granted Jul 25, 1995·21 cites·9 claims
- 0947US5210463AMetal halide low-power high-pressure discharge lampPATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH·Filed 1991·Granted May 11, 1993·10 cites·20 claims
- 1045US5729091AMetal halide discharge lampPATENT TREUHAND GES F ELECTRIS·Filed 1994·Granted Mar 17, 1998·9 cites·10 claims
- 1142US5821696AMethod and circuit to start and operate high pressure discharge lampsPATENT TREUHAND GES FUER ELEKTRISCHE GLUEHLAMPEN MBH·Filed 1995·Granted Oct 13, 1998·10 cites·21 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →