Granted Patent
Utility
US 6,316,077 · App. 09/337,615
Magnetic recording medium
Inventors:
Hiroaki Doushita, Masatoshi Takahashi
Patented Case
View Patent ↗
Granted: Nov 13, 2001
Filed: Jun 21, 1999
Inventors
Hiroaki Doushita
Masatoshi Takahashi
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.