Granted Patent
Utility
US 6,774,428 · App. 10/249,363
Flash memory structure and operating method thereof
Inventors:
Chih-Wei Hung, Da Sung, Cheng-Yuan Hsu
Patented Case
View Patent ↗
Granted: Aug 10, 2004
Filed: Apr 3, 2003
Inventors
Chih-Wei Hung
Da Sung
Cheng-Yuan Hsu
Assignee (at issue)
POWERCHIP SEMICONDUCTOR CORP.
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.