Granted Patent
Utility
US 5,266,865 · App. 07/570,533
Structure of lead conductor for third electrode of three-electrode type electroluminescent lamp
Inventors:
Masahiro Haizumi, Hisahumi Tanaka, Hiromu Yamada, Kazuhisa Sawada
Patented Case
View Patent ↗
Granted: Nov 30, 1993
Filed: Aug 21, 1990
Inventors
Masahiro Haizumi
Hisahumi Tanaka
Hiromu Yamada
Kazuhisa Sawada
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.