Granted Patent
Utility
US 6,156,422 · App. 09/188,678
High density magnetic recording medium with high Hr and low Mrt
Inventors:
Zhong (Stella) Wu, Rajiv Yadav Ranjan
Patented Case
View Patent ↗
Granted: Dec 5, 2000
Filed: Nov 10, 1998
Inventors
Zhong (Stella) Wu
Rajiv Yadav Ranjan
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.