Granted Patent
Utility
US 6,556,499 · App. 10/066,701
Nonvolatile semiconductor memory and read method
Inventors:
Hiroshi Sato, Shoji Kubono, Toshinori Harada, Takayuki Kawahara, Naoki Miyamoto
Patented Case
View Patent ↗
Granted: Apr 29, 2003
Filed: Feb 6, 2002
Inventors
Hiroshi Sato
Shoji Kubono
Toshinori Harada
Takayuki Kawahara
Naoki Miyamoto
Assignees (at issue)
HITACHI, LTD.
Hitachi VLSI Engineering Corp.
Hitachi Device Engineering 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.