Granted Patent
Utility
US 5,917,797 · App. 08/912,881
Multi-beam optical pickup assembly and methods using a compact two-dimensional arrangement of beams
Inventor:
Baruch Kosoburd
Patented Case
View Patent ↗
Granted: Jun 29, 1999
Filed: Aug 15, 1997
Inventor
Baruch Kosoburd
Assignee (at issue)
Zen Research N.V.
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.