Granted Patent
Utility
US 6,298,014 · App. 09/214,736
Time information management system
Inventors:
Hiroyuki Kihara, Toshio Umemoto, Tomomi Murakami, Masahiro Sase
Patented Case
View Patent ↗
Granted: Oct 2, 2001
Filed: Jan 11, 1999
Inventors
Hiroyuki Kihara
Toshio Umemoto
Tomomi Murakami
Masahiro Sase
Assignee (at issue)
CITIZEN WATCH 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.