Granted Patent
Utility
US 6,388,941 · App. 09/903,509
Semiconductor device
Inventors:
Hiroshi Otori, Hiroki Fujisawa, Minoru Ebihara, Seiji Narui, Masanori Isoda, Akira Ohta
Patented Case
View Patent ↗
Granted: May 14, 2002
Filed: Jul 13, 2001
Inventors
Hiroshi Otori
Hiroki Fujisawa
Minoru Ebihara
Seiji Narui
Masanori Isoda
Akira Ohta
Assignees (at issue)
HITACHI, LTD.
Hitachi Ulsi Systems 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.