Granted Patent
Utility
US 5,771,211 · App. 08/639,365
Magneto-optical recording media having a reading layer with a specified range of temperature coefficients of a kerr rotation angle
Inventors:
Kenji Tanase, Yoshihisa Suzuki, Atsushi Yamaguchi
Patented Case
View Patent ↗
Granted: Jun 23, 1998
Filed: Apr 26, 1996
Inventors
Kenji Tanase
Yoshihisa Suzuki
Atsushi Yamaguchi
Assignee (at issue)
SANYO ELECTRIC CO., 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.