Granted Patent
Utility
US 6,643,370 · App. 09/331,730
Communication terminal
Inventors:
Takeshi Kurihara, Koichi Ito
Patented Case
View Patent ↗
Granted: Nov 4, 2003
Filed: Jun 24, 1999
Inventors
Takeshi Kurihara
Koichi Ito
Assignee (at issue)
Kabushiki Kaisha Toshiba
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.