Inventor · disambiguated record
Hanns E. Fischer
Also filed as: FISCHER HANNS E · FISCHER HANNS ERNST
12 granted patents·558 citations·filing 1985–2004
93Inventor score
Top patents by PatentIndex Score
12 records- 0197US5109181AHigh-pressure mercury vapor discharge lampPHILIPS CORP·Filed 1989·Granted Apr 28, 1992·177 cites·5 claims
- 0294US5497049AHigh pressure mercury discharge lampPHILIPS CORP·Filed 1993·Granted Mar 5, 1996·104 cites·17 claims
- 0392US5608294AHigh pressure lamp operating circuit with suppression of lamp flickerPHILIPS CORP·Filed 1995·Granted Mar 4, 1997·117 cites·23 claims
- 0482US4866327AGas discharge lamp with microporous aerogelPHILIPS CORP·Filed 1988·Granted Sep 12, 1989·28 cites·35 claims
- 0580US6586892B2Method of and device for operating a gas discharge lampKONINKL PHILIPS ELECTRONICS NV·Filed 2001·Granted Jul 1, 2003·27 cites·19 claims
- 0680US6552499B2High-pressure gas discharge lamp, and method of manufacturing sameKONINKL PHILIPS ELECTRONICS NV·Filed 2001·Granted Apr 22, 2003·16 cites·13 claims
- 0778US6724147B2High-pressure gas discharge lamp with cooling arrangementKONINKL PHILIPS ELECTRONICS NV·Filed 2002·Granted Apr 20, 2004·13 cites·21 claims
- 0877US6232725B1Circuit arrangement for operating a high-pressure discharge lampPHILIPS CORP·Filed 1999·Granted May 15, 2001·45 cites·7 claims
- 0962US6239556B1Long life discharge lamp operating circuit with reduced lamp flickerPHILIPS CORP·Filed 1999·Granted May 29, 2001·23 cites·18 claims
- 1051US4700107AHigh-pressure discharge lamp having a tungsten sheet electrodePHILIPS CORP·Filed 1985·Granted Oct 13, 1987·7 cites·4 claims
- 1147US7291980B2High-pressure mercury vapor discharge lamp with a spaceKONINKL PHILIPS ELECTRONICS NV·Filed 2004·Granted Nov 6, 2007·1 cites·12 claims
- 1230US5689156ACircuit arrangement for detecting the amount of deposited electrode material on the wall of a lamp vesselPHILIPS CORP·Filed 1996·Granted Nov 18, 1997·0 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →