Granted Patent
Utility
US 6,822,962 · App. 09/722,411
Virtual connection switching method and ATM switch
Inventors:
Toshimichi Noake, Toshiki Ichikawa, Mitsumasa Mori, Katsuya Ohwada, Sadato Ando
Patented Case
View Patent ↗
Granted: Nov 23, 2004
Filed: Nov 28, 2000
Inventors
Toshimichi Noake
Toshiki Ichikawa
Mitsumasa Mori
Katsuya Ohwada
Sadato Ando
Assignee (at issue)
Hitachi Telecom Technologies, 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.