Granted Patent
Utility
US 6,456,320 · App. 09/084,315
Monitoring system and imaging system
Inventors:
Yukinori Kuwano, Toshiyuki Okino, Takashi Ikeda, Masato Arisawa, Hideto Fujita, Haruhiko Murata
Patented Case
View Patent ↗
Granted: Sep 24, 2002
Filed: May 26, 1998
Inventors
Yukinori Kuwano
Toshiyuki Okino
Takashi Ikeda
Masato Arisawa
Hideto Fujita
Haruhiko Murata
Assignee (at issue)
SANYO ELECTRIC 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.