Granted Patent
Utility
US 6,205,086 · App. 09/560,724
Phase control circuit, semiconductor device and semiconductor memory
Inventors:
Satoru Hanzawa, Takeshi Sakata, Osamu Nagashima
Patented Case
View Patent ↗
Granted: Mar 20, 2001
Filed: Apr 28, 2000
Inventors
Satoru Hanzawa
Takeshi Sakata
Osamu Nagashima
Assignee (at issue)
HITACHI, 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.