Granted Patent
Utility
US 4,482,915 · App. 06/395,799
Lead frame for plastic encapsulated semiconductor device
Inventors:
Mikio Nishikawa, Hiroyuki Fujii, Kenichi Tateno, Masami Yokozawa
Patented Case
View Patent ↗
Granted: Nov 13, 1984
Filed: Jul 6, 1982
Inventors
Mikio Nishikawa
Hiroyuki Fujii
Kenichi Tateno
Masami Yokozawa
Assignee (at issue)
Matsushita Electronics 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.