Granted Patent
Utility
US 6,489,062 · App. 09/465,078
Non-aqueous electrolyte secondary battery having heat-resistant electrodes
Inventors:
Shunji Watanabe, Shinichi Takasugi, Hideharu Onodera, Toyoo Harada, Tsugio Sakai
Patented Case
View Patent ↗
Granted: Dec 3, 2002
Filed: Dec 16, 1999
Inventors
Shunji Watanabe
Shinichi Takasugi
Hideharu Onodera
Toyoo Harada
Tsugio Sakai
Assignee (at issue)
SEIKO INSTRUMENTS INC.
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.