Granted Patent
Utility
US 6,489,662 · App. 09/559,373
Semiconductor integrated circuit device formed on SOI substrate
Inventor:
Hiroaki Takasu
Patented Case
View Patent ↗
Granted: Dec 3, 2002
Filed: Apr 27, 2000
Inventor
Hiroaki Takasu
Assignee (at issue)
SEIKO INSTRUMENTS 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.