Inventor · disambiguated record
Martinus Johannes Piena
Also filed as: PIENA MARTINUS JOHANNES
2 granted patents·3 citations·filing 2002–2002
39Inventor score
Technology areasH01J
Files withKONINKL PHILIPS ELECTRONICS NV2
Top patents by PatentIndex Score
2 records- 0146US7122953B2High pressure discharge lamp and method of manufacturing an electrode feedthrough for such a lampKONINKL PHILIPS ELECTRONICS NV·Filed 2002·Granted Oct 17, 2006·3 cites·11 claims
- 0228US7187129B2High pressure gas discharge lamp and method of manufacturing the sameKONINKL PHILIPS ELECTRONICS NV·Filed 2002·Granted Mar 6, 2007·0 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →