Granted Patent
Utility
US 6,387,564 · App. 09/380,282
Non-aqueous secondary battery having an aggregation layer
Inventors:
Masaya Yamashita, Shunsuke Oki, Yuko Ogawa
Patented Case
View Patent ↗
Granted: May 14, 2002
Filed: Nov 29, 1999
Inventors
Masaya Yamashita
Shunsuke Oki
Yuko Ogawa
Assignee (at issue)
ASAHI KASEI 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.