Inventor · disambiguated record
Sigrid M. R. Gelderland
Also filed as: GELDERLAND SIGRID M R
2 granted patents·117 citations·filing 1996–1999
69Inventor score
Top patents by PatentIndex Score
2 records- 0181US6413303B2Activated carbon air filtersKONINKL PHILIPS ELECTRONICS NV·Filed 1999·Granted Jul 2, 2002·60 cites·7 claims
- 0277US5738977AMethod of photolithographically producing a copper pattern on a plate of an electrically insulating materialPHILIPS CORP·Filed 1996·Granted Apr 14, 1998·57 cites·20 claims
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