Granted Patent
Utility
US 4,488,085 · App. 06/360,436
Image pick-up tube arrangement
Inventors:
Takashi Nakamura, Yoshihiro Morioka, Hiroyuki Sugimoto
Patented Case
View Patent ↗
Granted: Dec 11, 1984
Filed: Mar 22, 1982
Inventors
Takashi Nakamura
Yoshihiro Morioka
Hiroyuki Sugimoto
Assignee (at issue)
SONY GROUP 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.