Granted Patent
Utility
US 6,319,630 · App. 09/516,886
Laminate film case comprising nonaqueous electrolyte battery and control circuit
Inventors:
Daisuke Hasegawa, Masataka Arakawa
Patented Case
View Patent ↗
Granted: Nov 20, 2001
Filed: Mar 2, 2000
Inventors
Daisuke Hasegawa
Masataka Arakawa
Assignee (at issue)
SONY GROUP 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.