Granted Patent
Utility
US 6,436,572 · App. 09/494,427
Negative electrode for nonaqueous electrolyte secondary battery and nonaqueous electrolyte secondary battery having the negative electrode
Inventors:
Masahiro Iyori, Masahisa Fujimoto, Shin Fujitani, Koji Nishio
Patented Case
View Patent ↗
Granted: Aug 20, 2002
Filed: Jan 31, 2000
Inventors
Masahiro Iyori
Masahisa Fujimoto
Shin Fujitani
Koji Nishio
Assignee (at issue)
SANYO ELECTRIC CO., LTD.
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.