Granted Patent
Utility
US 5,448,056 · App. 08/192,692
Photoelectric converting circuit having an amplification factor
Inventor:
Yoshio Tsuruta
Patented Case
View Patent ↗
Granted: Sep 5, 1995
Filed: Feb 7, 1994
Inventor
Yoshio Tsuruta
Assignee (at issue)
FUJI ELECTRIC 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.