Inventor
HEEMSKERK JACOBUS PETRUS JOSEP
NL7 patents
⚠️ This page may combine multiple inventors who share the name “HEEMSKERK JACOBUS PETRUS JOSEP”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KONINKL PHILIPS ELECTRONICS NV
4 patentsUS7110332B2Sep 19, 2006
Record carrier having a servo track with position information in accordance with a modulation type and permanent information in accordance with a different modulation type, and apparatus for scanning the record carrier
KONINKL PHILIPS ELECTRONICS NV7 citations73
US7187640B2Mar 6, 2007
Method for recording on multi-layer phase-change optical discs
KONINKL PHILIPS ELECTRONICS NV8 citations68
US7038600B2May 2, 2006
Method and device for adding or extracting a secondary information signal to/from a RLL code sequence
KONINKL PHILIPS ELECTRONICS NV4 citations62
US7388826B2Jun 17, 2008
Optical recording medium capable of recording three data values
KONINKL PHILIPS ELECTRONICS NV0 citations52
SONY CORP
3 patentsUS7123557B2Oct 17, 2006
Disc-shaped recording medium disc driving device and method and apparatus for producing disc
SONY CORP27 citations92
US6999391B2Feb 14, 2006
Disc driving device and wobble information detection method
SONY CORP26 citations92
US7167438B2Jan 23, 2007
Optical disc with different wobble patterns in different grooves
SONY CORP4 citations62