Granted Patent
Utility
US 4,494,145 · App. 06/416,645
Temperature compensation circuit in a pickup tube device
Inventors:
Seigo Kokufukata, Tetsuya Sekido
Patented Case
View Patent ↗
Granted: Jan 15, 1985
Filed: Sep 10, 1982
Inventors
Seigo Kokufukata
Tetsuya Sekido
Assignee (at issue)
Victor Company of Japan, 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.