Granted Patent
Utility
US 5,981,023 · App. 08/665,226
Fiber-reinforced composite structural element and method of manufacturing the same
Inventors:
Shoichiro Tozuka, Mitsuo Nishimoto, Kyoichi Masugi, Kazuaki Amaoka
Patented Case
View Patent ↗
Granted: Nov 9, 1999
Filed: Jun 18, 1996
Inventors
Shoichiro Tozuka
Mitsuo Nishimoto
Kyoichi Masugi
Kazuaki Amaoka
Assignees (at issue)
Japan Aircraft Development Corporation
Fuji Jukogyo Kabushiki Kaisha
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.