Granted Patent
Utility
US 5,084,957 · App. 07/609,921
Method for aligning thin film head pole tips
Inventors:
Nurul Amin, John Bortins, Beat G. Keel, Ying D. Yan
Patented Case
View Patent ↗
Granted: Feb 4, 1992
Filed: Nov 6, 1990
Inventors
Nurul Amin
John Bortins
Beat G. Keel
Ying D. Yan
Assignee (at issue)
Seagate Technology LLC
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.