Granted Patent
Utility
US 6,785,155 · App. 10/124,262
Ferroelectric memory and operating method therefor
Inventor:
Shigeharu Matsushita
Patented Case
View Patent ↗
Granted: Aug 31, 2004
Filed: Apr 18, 2002
Inventor
Shigeharu Matsushita
Assignee (at issue)
SANYO ELECTRIC CO., LTD.
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.