DV

Derk Visser

Philips: 2 patents #239 of 1,994Top 15%
Overall (2003): #70,038 of 273,478Top 30%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6538978 Multi-layer optical record carrier not requiring spherical aberration correction Antonius H. M. Holtslag, Peter Coops, Jacobus Petrus Josephus Heemskerk 2003-03-25
6510011 Optical scanning device Bernardus Hendrikus Wilhelmus Hendriks, Petrus Gerardus Josephus Maria Nuyens 2003-01-21