Granted Patent
Utility
US 5,633,106 · App. 08/416,365
Optical recording media and a method of recording and reproducing information
Inventors:
Shin Aihara, Hideki Umehara, Masatoshi Yanagimachi, Yoshiteru Taniguchi, Sumio Hirose
Patented Case
View Patent ↗
Granted: May 27, 1997
Filed: Apr 4, 1995
Inventors
Shin Aihara
Hideki Umehara
Masatoshi Yanagimachi
Yoshiteru Taniguchi
Sumio Hirose
Assignee (at issue)
Mitsui Toatsu Chemicals, Incorporated
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.