Granted Patent
Utility
US 6,030,869 · App. 09/158,985
Method for fabricating nonvolatile semiconductor memory device
Inventors:
Yoshinori Odake, Takashi Maejima, Hidenori Tanaka, Mitsuyoshi Andou, Toshimoto Kubota
Patented Case
View Patent ↗
Granted: Feb 29, 2000
Filed: Sep 23, 1998
Inventors
Yoshinori Odake
Takashi Maejima
Hidenori Tanaka
Mitsuyoshi Andou
Toshimoto Kubota
Assignee (at issue)
Matsushita Electronics 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.