Granted Patent
Utility
US 5,323,372 · App. 07/886,169
Method of optical writing and reading on information carrier with high density storage
Inventors:
Claude Puech, Jean-Pierre Huignard, Michel Papuchon, Brigitte Loiseaux
Patented Case
View Patent ↗
Granted: Jun 21, 1994
Filed: May 21, 1992
Inventors
Claude Puech
Jean-Pierre Huignard
Michel Papuchon
Brigitte Loiseaux
Assignee (at issue)
Thomson-CSF
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.