Granted Patent
Utility
US 5,650,463 · App. 08/479,011
Carbon fiber-reinforced polimide resin composition
Inventors:
Masahiro Ohta, Akio Matsuyama, Eiji Senoue, Fumiaki Kuwano, Osamu Yasui, Tadashi Kobayashi
Patented Case
View Patent ↗
Granted: Jul 22, 1997
Filed: Jun 7, 1995
Inventors
Masahiro Ohta
Akio Matsuyama
Eiji Senoue
Fumiaki Kuwano
Osamu Yasui
Tadashi Kobayashi
Assignee (at issue)
Mitsui Toatsu Chemicals, Incorporated
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.