Granted Patent
Utility
US 6,548,375 · App. 09/527,095
Method of preparing silicon-on-insulator substrates particularly suited for microwave applications
Inventors:
Hector J. De Los Santos, Yu-Hua Lin
Patented Case
View Patent ↗
Granted: Apr 15, 2003
Filed: Mar 16, 2000
Inventors
Hector J. De Los Santos
Yu-Hua Lin
Assignee (at issue)
HUGHES ELECTRONICS LIMITED
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.