Inventor · disambiguated record
Winand H. A. M. Friederichs
Also filed as: FRIEDERICHS WINAND · FRIEDERICHS WINAND H A M
18 granted patents·272 citations·filing 1989–2005
95Inventor score
Top patents by PatentIndex Score
18 records- 0190US7339790B2Halogen lamps with mains-to-low voltage driversKONINKL PHILIPS ELECTRONICS NV·Filed 2005·Granted Mar 4, 2008·59 cites·22 claims
- 0281US5130912AElectrodeless low-pressure discharge lampPHILIPS CORP·Filed 1991·Granted Jul 14, 1992·43 cites·20 claims
- 0361US5744901AElectric reflector lampPHILIPS CORP·Filed 1996·Granted Apr 28, 1998·33 cites·18 claims
- 0461US5572083AElectroless low-pressure discharge lampPHILIPS CORP·Filed 1995·Granted Nov 5, 1996·16 cites·14 claims
- 0558US5752842APush-in/push-out lampholderPHILIPS CORP·Filed 1996·Granted May 19, 1998·20 cites·15 claims
- 0657US6639364B1Halogen incandescent capsule having filament leg clamped in press sealKONINKL PHILIPS ELECTRONICS NV·Filed 2000·Granted Oct 28, 2003·9 cites·20 claims
- 0757US5291091AElectrodeless low-pressure dischargePHILIPS CORP·Filed 1992·Granted Mar 1, 1994·15 cites·14 claims
- 0854US5646473AElectric reflector lampPHILIPS CORP·Filed 1995·Granted Jul 8, 1997·11 cites·8 claims
- 0952US5726525AElectric reflector lampPHILIPS CORP·Filed 1996·Granted Mar 10, 1998·10 cites·2 claims
- 1048US5903109AElectrodeless low-pressure discharge lamp with specific electrical conductor clamping meansPHILIPS CORP·Filed 1997·Granted May 11, 1999·9 cites·5 claims
- 1145US5367219AElectric reflector lamp for use with IEC standardPHILIPS CORP·Filed 1992·Granted Nov 22, 1994·13 cites·6 claims
- 1243US5258683AElectrodeless low-pressure discharge lampPHILIPS CORP·Filed 1992·Granted Nov 2, 1993·6 cites·25 claims
- 1341US5211472AElectric lamp and dismantling tool for samePHILIPS CORP·Filed 1992·Granted May 18, 1993·6 cites·20 claims
- 1439US5804911AElectrodeless low-pressure discharge lampPHILIPS CORP·Filed 1997·Granted Sep 8, 1998·5 cites·9 claims
- 1539US5760537ACapped electric lampPHILIPS CORP·Filed 1996·Granted Jun 2, 1998·7 cites·13 claims
- 1636US5934791AElectric lampPHILIPS CORP·Filed 1997·Granted Aug 10, 1999·4 cites·4 claims
- 1736US5565736ADischarge lamp provided with a bimetal switch, and bimetal switch suitable for a lampPHILIPS CORP·Filed 1994·Granted Oct 15, 1996·3 cites·8 claims
- 1830US4999538AElectric lamp including one-piece contact elementsPHILIPS CORP·Filed 1989·Granted Mar 12, 1991·3 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →