Granted Patent
Utility
US 5,652,687 · App. 08/531,530
Planarized thin film magnetic write head with submicron trackwidth
Inventors:
Mao-Min Chen, Kochan Ju, Neil Leslie Robertson, Hugo Alberto Emilio Santini
Patented Case
View Patent ↗
Granted: Jul 29, 1997
Filed: Sep 21, 1995
Inventors
Mao-Min Chen
Kochan Ju
Neil Leslie Robertson
Hugo Alberto Emilio Santini
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.