Granted Patent
Utility
US 6,696,138 · App. 10/303,728
Solid electrolytic capacitor and method for producing the same
Inventors:
Atsushi Sakai, Ryuji Monden, Toru Sawaguchi, Katsuhiko Yamazaki, Yuji Furuta, Hideki Ohata
Patented Case
View Patent ↗
Granted: Feb 24, 2004
Filed: Nov 26, 2002
Inventors
Atsushi Sakai
Ryuji Monden
Toru Sawaguchi
Katsuhiko Yamazaki
Yuji Furuta
Hideki Ohata
Assignee (at issue)
Showa Denko K.K.
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.