Inventor · disambiguated record
Christoffel Wijenberg
Also filed as: WIJENBERG CHRISTOFFEL
6 granted patents·2 pending applications·290 citations·filing 1993–2003
85Inventor score
Top patents by PatentIndex Score
8 records- 0194US5424609AHigh-pressure discharge lampPHILIPS CORP·Filed 1993·Granted Jun 13, 1995·205 cites·19 claims
- 0281US6657388B2High-pressure discharge lampKONINKL PHILIPS ELECTRONICS NV·Filed 2001·Granted Dec 2, 2003·30 cites·17 claims
- 0368US6031332AMetal halide lamp having specific fillingPHILIPS CORP·Filed 1998·Granted Feb 29, 2000·21 cites·5 claims
- 0463US6259205B1High-pressure discharge lamp with a discharge vessel having conical of concentric endsPHILIPS CORP·Filed 1998·Granted Jul 10, 2001·17 cites·5 claims
- 0561US6362569B1High-pressure metal halide discharge lampPHILIPS CORP·Filed 1998·Granted Mar 26, 2002·16 cites·8 claims
- 0647US7218052B2Mercury free metal halide lampKONINKL PHILIPS ELECTRONICS NV·Filed 2003·Granted May 15, 2007·1 cites·10 claims
- 0740US2006171158A1Vehicle headlampHENDRICX JOSEPHUS CHRISTIAAN M·Filed 2003·Application pending·0 cites
- 0833US2006033438A1Coated ceramic discharge vessel for improved gas tightnessKONINKL PHILIPS ELECTRONICS NV·Filed 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →