Granted Patent
Utility
US 6,797,430 · App. 09/582,752
Non-aqueous electrolytic battery and manufacturing method
Inventors:
Kazuhito Hatta, Tsuyonobu Hatazawa, Tomitaro Hara
Patented Case
View Patent ↗
Granted: Sep 28, 2004
Filed: Dec 26, 2000
Inventors
Kazuhito Hatta
Tsuyonobu Hatazawa
Tomitaro Hara
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.