Granted Patent
Utility
US 6,574,697 · App. 09/996,787
Data transfer equipment that provides high speed data transmission between data terminal equipment and data circuit terminating equipment
Inventors:
Noriaki Shinagawa, Mineo Fujii
Patented Case
View Patent ↗
Granted: Jun 3, 2003
Filed: Nov 30, 2001
Inventors
Noriaki Shinagawa
Mineo Fujii
Assignee (at issue)
OKI ELECTRIC INDUSTRY 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.