Granted Patent
Utility
US 5,519,233 · App. 08/253,867
Microchip capacitor and thin film resistor as circuit elements in internal impedance matching circuit of microwave transistor
Inventor:
Tomoyoshi Fukasawa
Patented Case
View Patent ↗
Granted: May 21, 1996
Filed: Jun 3, 1994
Inventor
Tomoyoshi Fukasawa
Assignee (at issue)
NEC 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.