Granted Patent
Utility
US 5,623,466 · App. 08/408,169
Optical pickup apparatus with skew error control and optical information recording and/or reproducing apparatus using the same
Inventor:
Makoto Itonaga
Patented Case
View Patent ↗
Granted: Apr 22, 1997
Filed: Mar 21, 1995
Inventor
Makoto Itonaga
Assignee (at issue)
Victor Company of Japan, 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.