Granted Patent
Utility
US 4,835,964 · App. 07/145,772
Diesel particulate oxidizer regeneration system
Inventors:
Satoru Kume, Michiyasu Yoshida, Tateo Kume, Hiroki Oshima, Mitsuhiro Kawagoe, Kazuo Koga
Patented Case
View Patent ↗
Granted: Jun 6, 1989
Filed: Jan 19, 1988
Inventors
Satoru Kume
Michiyasu Yoshida
Tateo Kume
Hiroki Oshima
Mitsuhiro Kawagoe
Kazuo Koga
Assignee (at issue)
MITSUBISHI JIDOSHA KOGYO KABUSHIKI KAISHA
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.