Granted Patent
Utility
US 6,184,044 · App. 09/208,411
Thin film capacitor including perovskite-type oxide layers having columnar structure and granular structure
Inventors:
Shuji Sone, Yoshitake Kato
Patented Case
View Patent ↗
Granted: Feb 6, 2001
Filed: Dec 10, 1998
Inventors
Shuji Sone
Yoshitake Kato
Assignee (at issue)
NEC 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.