Granted Patent
Utility
US 6,597,601 · App. 10/164,548
Thin film magnetic memory device conducting data read operation without using a reference cell
Inventor:
Tsukasa Ooishi
Patented Case
View Patent ↗
Granted: Jul 22, 2003
Filed: Jun 10, 2002
Inventor
Tsukasa Ooishi
Assignee (at issue)
MITSUBISHI ELECTRIC 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.