Granted Patent
Utility
US 6,497,976 · App. 09/676,494
Method for electrolyte injection
Inventor:
Yuichiro Morizane
Patented Case
View Patent ↗
Granted: Dec 24, 2002
Filed: Oct 2, 2000
Inventor
Yuichiro Morizane
Assignee (at issue)
NEC Mobile Energy 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.