Granted Patent
Utility
US 6,576,332 · App. 09/868,134
Thermoplastic resin structure
Inventors:
Michio Yoshizaki, Kouichi Honda
Patented Case
View Patent ↗
Granted: Jun 10, 2003
Filed: Jun 15, 2001
Inventors
Michio Yoshizaki
Kouichi Honda
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.