Granted Patent
Utility
US 6,249,402 · App. 09/264,360
Magnetic head slider
Inventor:
Masaki Katayama
Patented Case
View Patent ↗
Granted: Jun 19, 2001
Filed: Mar 8, 1999
Inventor
Masaki Katayama
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.