Granted Patent
Utility
US 5,201,979 · App. 07/841,204
Method of manufacturing a sheet-prepreg reinforced with fibers
Inventors:
Tomohito Koba, Toshiyuki Nakakura, Hideo Sakai, Satoru Kishi, Chiaki Maruko
Patented Case
View Patent ↗
Granted: Apr 13, 1993
Filed: Feb 27, 1992
Inventors
Tomohito Koba
Toshiyuki Nakakura
Hideo Sakai
Satoru Kishi
Chiaki Maruko
Assignee (at issue)
Research Association for New Technology Development of High Performance Polymer
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.