Granted Patent
Utility
US 6,721,756 · App. 09/839,228
Device, method, system, and program for executing questionnaire process for a client
Inventors:
Toshio Yagihashi, Shunichi Satou
Patented Case
View Patent ↗
Granted: Apr 13, 2004
Filed: Apr 23, 2001
Inventors
Toshio Yagihashi
Shunichi Satou
Assignee (at issue)
NEC INFRONTIA 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.