Granted Patent
Utility
US 6,251,206 · App. 09/093,784
Method for opening and resin-impregnation to produce continuous fiber-reinforced thermoplastic resin composite material
Inventors:
Koichi Saito, Rikio Yonaiyama
Patented Case
View Patent ↗
Granted: Jun 26, 2001
Filed: Jun 9, 1998
Inventors
Koichi Saito
Rikio Yonaiyama
Assignee (at issue)
Chisso Corporation
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.