Granted Patent
Utility
US 6,282,056 · App. 09/289,329
Tapered stitch pole writer for high density magnetic recording
Inventors:
Aiguo Feng, Zhupei Shi, Bill Crue
Patented Case
View Patent ↗
Granted: Aug 28, 2001
Filed: Apr 8, 1999
Inventors
Aiguo Feng
Zhupei Shi
Bill Crue
Assignee (at issue)
Read Rite 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.