Granted Patent
Utility
US 5,805,380 · App. 08/791,550
Overcoat magnetic head slider having overcoat and magnetic disk device
Inventors:
Yuji Ishihara, Fujio Maeda, Hiroshi Kawahara
Patented Case
View Patent ↗
Granted: Sep 8, 1998
Filed: Jan 31, 1997
Inventors
Yuji Ishihara
Fujio Maeda
Hiroshi Kawahara
Assignee (at issue)
NEC CORPORATION
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.