Granted Patent
Utility
US 6,400,923 · App. 09/625,976
Fixing device improved in offset-prevention
Inventors:
Hiromitsu Fukuda, Toshio Ogiso, Masaru Nakano, Kazuo Kikuchi, Katsumi Kumada, Chikara Hiraoka, Katsuyoshi Onose, Hitoshi Furuyama, Takashi Kakuhashi
Patented Case
View Patent ↗
Granted: Jun 4, 2002
Filed: Jul 26, 2000
Inventors
Hiromitsu Fukuda
Toshio Ogiso
Masaru Nakano
Kazuo Kikuchi
Katsumi Kumada
Chikara Hiraoka
Katsuyoshi Onose
Hitoshi Furuyama
Takashi Kakuhashi
Assignee (at issue)
HITACHI, 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.