DV

Derk Visser

U.S. Philips: 6 patents #914 of 8,851Top 15%
Philips: 5 patents #1,000 of 7,731Top 15%
GL Glaxo Group Limited: 1 patents #753 of 1,368Top 60%
PA Philips Electronics North America: 1 patents #328 of 725Top 50%
Overall (All Time): #386,000 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
8240301 Dispensing device Jerome Spaargaren, Paul Kenneth Rand, Paul John Turner 2012-08-14
7929394 1033Multiplane information storage system and record carrier for use in such a system Antonius H. M. Holtslag 2011-04-19
7616737 Fluid filled devices Stein Kuiper 2009-11-10
7292515 Multi-layer information storage system with focus and radial positioning error detection Antonius H. M. Holtslag, Peter Coops, Jacobus Petrus Josephus Heemskerk 2007-11-06
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
6124975 Lenticular sheet Marinus Josephus Jakobus Dona 2000-09-26
6026069 Multiplane information storage system and record carrier for use in such a system Antonius H. M. Holtslag 2000-02-15
5864530 Multiplane information storage system and record carrier for use in such a system Antonius H. M. Holtslag 1999-01-26
5841753 Multi-layer information storage system with improved aberration correction Antonius H. M. Holtslag, Peter Coops, Jacobus P. J. Heemskerk 1998-11-24
5677903 Multi-layer information storage system with improved aberration correction Antonius H. M. Holtslag, Peter Coops, Jacobus P. J. Heemskerk 1997-10-14
5511057 Multiplane information storage system with an improved record carrier Antonius H. M. Holtslag 1996-04-23
5408453 Method of and apparatus for optically writing, reading and erasing a multi-plane record carrier, and record carrier suitable for said method and apparatus Antonius H. M. Holtslag 1995-04-18