Granted Patent
Utility
US 6,556,474 · App. 09/695,090
Programming method of nonvolatile semiconductor memory device
Inventors:
Naoki Kobayashi, Hideaki Kurata, Katsutaka Kimura, Takashi Kobayashi, Shunichi Saeki
Patented Case
View Patent ↗
Granted: Apr 29, 2003
Filed: Oct 25, 2000
Inventors
Naoki Kobayashi
Hideaki Kurata
Katsutaka Kimura
Takashi Kobayashi
Shunichi Saeki
Assignees (at issue)
HITACHI, LTD.
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.