Granted Patent
Utility
US 5,831,327 · App. 08/669,854
Differential circuit with a dynamic bias current for producing an exponential or a square-law transfer characteristic
Inventor:
Katsuji Kimura
Patented Case
View Patent ↗
Granted: Nov 3, 1998
Filed: Jun 26, 1996
Inventor
Katsuji Kimura
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.