LH

Ludovicus G. M. Heldens

U.S. Philips: 2 patents #2,537 of 8,851Top 30%
Overall (All Time): #2,359,433 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4468684 High-density charge-coupled devices with complementary adjacent channels Leonard J. M. Esser 1984-08-28
4234807 Ladder device with weighting factor adjusting means Leonard J. M. Esser 1980-11-18