Granted Patent
Utility
US 6,066,522 · App. 08/923,134
Semiconductor device and method for producing the same
Inventor:
Junji Hirase
Patented Case
View Patent ↗
Granted: May 23, 2000
Filed: Sep 4, 1997
Inventor
Junji Hirase
Assignee (at issue)
Matsushita Electronics Corporation
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.