Granted Patent
Utility
US 5,347,505 · App. 08/004,865
Optical medium recording method and apparatus employing pulse width delay and/or advancement
Inventors:
Masaharu Moritsugu, Haruhiko Izumi, Masakazu Taguchi
Patented Case
View Patent ↗
Granted: Sep 13, 1994
Filed: Jan 19, 1993
Inventors
Masaharu Moritsugu
Haruhiko Izumi
Masakazu Taguchi
Assignee (at issue)
Fujitsu Limited
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.