Granted Patent
Utility
US 6,504,436 · App. 09/862,505
Transconductance tuning circuit with independent frequency and amplitude control
Inventors:
Akira Horikawa, Akira Yoshida, Takashi Taya
Patented Case
View Patent ↗
Granted: Jan 7, 2003
Filed: May 23, 2001
Inventors
Akira Horikawa
Akira Yoshida
Takashi Taya
Assignee (at issue)
OKI ELECTRIC INDUSTRY CO., LTD.
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.