Granted Patent
Utility
US 6,204,131 · App. 09/223,471
Trench structure for isolating semiconductor elements and method for forming the same
Inventor:
Hyun-Dong Shin
Patented Case
View Patent ↗
Granted: Mar 20, 2001
Filed: Dec 30, 1998
Inventor
Hyun-Dong Shin
Assignees (at issue)
Anam Semiconductor
Amkor Technology, 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.