Granted Patent
Utility
US 6,473,373 · App. 09/492,269
Optical disk apparatus having compensation for objective lens dislocation
Inventors:
Yasuhito Soma, Akira Matsubara, Kazuhiko Kouno
Patented Case
View Patent ↗
Granted: Oct 29, 2002
Filed: Jan 27, 2000
Inventors
Yasuhito Soma
Akira Matsubara
Kazuhiko Kouno
Assignee (at issue)
SUMITOMO ELECTRIC INDUSTRIES, LTD.
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.