Granted Patent
Utility
US 6,798,615 · App. 09/815,482
Perpendicular recording head with return poles which reduce flux antenna effect
Inventors:
Dmitri Litvinov, Sakhrat Khizroev, Billy W. Crue, Jr.
Patented Case
View Patent ↗
Granted: Sep 28, 2004
Filed: Mar 23, 2001
Inventors
Dmitri Litvinov
Sakhrat Khizroev
Billy W. Crue, Jr.
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.