JV

Johannes L. van Velthoven

U.S. Philips: 1 patents #4,133 of 8,851Top 50%
📍 Middelburg, NL: #29 of 65 inventorsTop 45%
Overall (All Time): #3,799,903 of 4,157,543Top 95%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5321676 Record carrier scanning apparatus wherein the scanning head is positioned without feedback and a predetermined range of fine positioning of the scanning point is maintained Antonius Hermanus Maria Akkermans, Theodorus A. Koopmanschap 1994-06-14