Granted Patent
Utility
US 6,459,552 · App. 09/528,858
Thin film read head with coplanar pole tips
Inventors:
Francis H. Liu, Hua-Ching Tong, Samuel W. Yuan
Patented Case
View Patent ↗
Granted: Oct 1, 2002
Filed: Mar 20, 2000
Inventors
Francis H. Liu
Hua-Ching Tong
Samuel W. Yuan
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.