TK

Theodorus Herman Ketelaar

Philips: 2 patents #2,426 of 7,731Top 35%
Overall (All Time): #2,127,085 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7846859 Amber glass Jean-Sebastien Straetmans, Simon Flink, Raoul Hendrinkus Elisabeth Maria Martens 2010-12-07
7800309 Low-pressure mercury vapor discharge lamp and apparatus for treatment Simon Krijnen, Olaf Mastenbroek, Roland Blasig 2010-09-21