Granted Patent
Utility
US 6,750,520 · App. 10/085,023
Two-bit semiconductor memory with enhanced carrier trapping
Inventors:
Hideo Kurihara, Mitsuteru Iijima, Kiyoshi Itano, Tetsuya Chida
Patented Case
View Patent ↗
Granted: Jun 15, 2004
Filed: Mar 1, 2002
Inventors
Hideo Kurihara
Mitsuteru Iijima
Kiyoshi Itano
Tetsuya Chida
Assignee (at issue)
Fujitsu Limited
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.