Granted Patent
Utility
US 6,038,124 · App. 08/995,967
Aluminum electrode foil for electrolytic capacitor and electrolytic capacitor using the foil
Inventors:
Hidenori Uchi, Masakazu Furukawa, Tadao Fujihira, Ichizo Tsukuda, Eizo Isoyama
Patented Case
View Patent ↗
Granted: Mar 14, 2000
Filed: Dec 22, 1997
Inventors
Hidenori Uchi
Masakazu Furukawa
Tadao Fujihira
Ichizo Tsukuda
Eizo Isoyama
Assignees (at issue)
KDK Co., Ltd.
Showa Aluminum Corp.
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.