Granted Patent
Utility
US 6,407,167 · App. 09/743,786
Thermoplastic resin composition
Inventors:
Koichi Shishido, Akira Nakata
Patented Case
View Patent ↗
Granted: Jun 18, 2002
Filed: Mar 12, 2001
Inventors
Koichi Shishido
Akira Nakata
Assignee (at issue)
MITSUBISHI ELECTRIC 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.