Granted Patent
Utility
US 4,680,764 · App. 06/714,892
Method and apparatus for transmitting digital data
Inventors:
Tadao Suzuki, Yoichiro Sako, Shunske Furukawa, Tsuneo Furuya, Constant P. M. J. Baggen
Patented Case
View Patent ↗
Granted: Jul 14, 1987
Filed: Mar 22, 1985
Inventors
Tadao Suzuki
Yoichiro Sako
Shunske Furukawa
Tsuneo Furuya
Constant P. M. J. Baggen
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.