Granted Patent
Utility
US 6,829,564 · App. 10/360,910
Usability evaluation support apparatus
Inventors:
Toru Tanaka, Toshie Mihira, Yoshitsugu Hirose, Kazuo Shibuta, Tsutomu Ohyama, Katsura Sakai, Hideto Yuzawa
Patented Case
View Patent ↗
Granted: Dec 7, 2004
Filed: Feb 10, 2003
Inventors
Toru Tanaka
Toshie Mihira
Yoshitsugu Hirose
Kazuo Shibuta
Tsutomu Ohyama
Katsura Sakai
Hideto Yuzawa
Assignee (at issue)
FUJI XEROX 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.