Granted Patent
Utility
US 5,612,939 · App. 08/591,938
Optical disk recording and/or reproducing apparatus for performing optimizing operation for servo control with recording and/or reproducing operation
Inventors:
Yasuhiro Ueki, Hideaki Yamagami, Takeshi Aizawa
Patented Case
View Patent ↗
Granted: Mar 18, 1997
Filed: Jan 25, 1996
Inventors
Yasuhiro Ueki
Hideaki Yamagami
Takeshi Aizawa
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.