Granted Patent
Utility
US 5,948,473 · App. 09/077,596
Method and apparatus for preparing resin-impregnated structures reinforced by continuous fibers
Inventors:
Koichi Saito, Rikio Yonaiyama, Yasuhiro Sakai, Masanori Ishikawa
Patented Case
View Patent ↗
Granted: Sep 7, 1999
Filed: May 29, 1998
Inventors
Koichi Saito
Rikio Yonaiyama
Yasuhiro Sakai
Masanori Ishikawa
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.