Granted Patent
Utility
US 6,509,123 · App. 09/672,881
Gel electrolyte and gel electrolyte cell
Inventors:
Mashio Shibuya, Tsuyonobu Hatazawa, Tomitaro Hara, Goro Shibamoto, Shuji Goto
Patented Case
View Patent ↗
Granted: Jan 21, 2003
Filed: Sep 28, 2000
Inventors
Mashio Shibuya
Tsuyonobu Hatazawa
Tomitaro Hara
Goro Shibamoto
Shuji Goto
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.