Inventor · disambiguated record
Robertus De Vaan
Also filed as: DE VAAN ROBERTUS L C · DE VAAN ROBERTUS LAURENTIUS CL
3 granted patents·1 pending application·22 citations·filing 1977–2004
66Inventor score
Top patents by PatentIndex Score
4 records- 0169US4260934AElectric device provided with a switch which is designed as a discharge tubePHILIPS CORP·Filed 1977·Granted Apr 7, 1981·12 cites·16 claims
- 0242US2007033634A1User-profile controls rendering of content informationKONINKL PHILIPS ELECTRONICS NV·Filed 2004·Application pending·0 cites
- 0337US4112331ADevice for improving the efficiency of a low-pressure sodium vapor discharge lampPHILIPS CORP·Filed 1977·Granted Sep 5, 1978·9 cites·13 claims
- 0424US4277717ALow-pressure sodium vapor discharge lampPHILIPS CORP·Filed 1979·Granted Jul 7, 1981·1 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →