Granted Patent
Utility
US 5,991,115 · App. 09/211,138
Method and apparatus for determining separation between read and write elements of a transducer
Inventors:
Timothy J. Chainer, Anthony P. Praino, Mark D. Schultz, Bucknell C. Webb, Edward J. Yarmchuk
Patented Case
View Patent ↗
Granted: Nov 23, 1999
Filed: Dec 14, 1998
Inventors
Timothy J. Chainer
Anthony P. Praino
Mark D. Schultz
Bucknell C. Webb
Edward J. Yarmchuk
Assignee (at issue)
International Business Machines 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.