Granted Patent
Utility
US 6,763,869 · App. 09/799,582
Device for producing thermoplastic resin continuous length sections reinforced with long fibers
Inventors:
Yasuhiro Sakai, Rikio Yonaiyama
Patented Case
View Patent ↗
Granted: Jul 20, 2004
Filed: Mar 7, 2001
Inventors
Yasuhiro Sakai
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.