Granted Patent
Utility
US 6,211,097 · App. 09/223,398
Planarization process
Inventors:
Shuenn-Jeng Chen, Ching-Hsing Hsieh
Patented Case
View Patent ↗
Granted: Apr 3, 2001
Filed: Dec 30, 1998
Inventors
Shuenn-Jeng Chen
Ching-Hsing Hsieh
Assignee (at issue)
WINBOND ELECTRONICS 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.