Granted Patent
Utility
US 6,800,822 · App. 10/440,109
Circuit breaker
Inventors:
Yoshinobu Hamada, Tatsunori Takahashi, Koji Asakawa, Katsunori Kuboyama
Patented Case
View Patent ↗
Granted: Oct 5, 2004
Filed: May 19, 2003
Inventors
Yoshinobu Hamada
Tatsunori Takahashi
Koji Asakawa
Katsunori Kuboyama
Assignee (at issue)
FUJI 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.