Granted Patent
Utility
US 6,309,949 · App. 09/440,934
Semiconductor isolation process to minimize weak oxide problems
Inventors:
Yue-Song He, Yowjuang W. Liu
Patented Case
View Patent ↗
Granted: Oct 30, 2001
Filed: Nov 16, 1999
Inventors
Yue-Song He
Yowjuang W. Liu
Assignee (at issue)
Advanced Micro Devices, Inc.
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.