Granted Patent
Utility
US 6,434,153 · App. 09/386,310
Packet communication system with QoS control function
Inventors:
Takeki Yazaki, Takeshi Aimoto
Patented Case
View Patent ↗
Granted: Aug 13, 2002
Filed: Aug 31, 1999
Inventors
Takeki Yazaki
Takeshi Aimoto
Assignee (at issue)
HITACHI, 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.