Granted Patent
Utility
US 5,912,704 · App. 08/037,683
VTR with digitally-interfaced camera unit and viewfinder
Inventors:
Toshio Koyama, Michiko Mochizuki, Kayano Hashimoto, Satoshi Yamamoto
Patented Case
View Patent ↗
Granted: Jun 15, 1999
Filed: Mar 25, 1993
Inventors
Toshio Koyama
Michiko Mochizuki
Kayano Hashimoto
Satoshi Yamamoto
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.