Granted Patent
Utility
US 5,327,023 · App. 07/857,986
Programmable logic device
Inventors:
Keiichi Kawana, Norimitsu Sako
Patented Case
View Patent ↗
Granted: Jul 5, 1994
Filed: Mar 26, 1992
Inventors
Keiichi Kawana
Norimitsu Sako
Assignee (at issue)
Kawasaki Steel 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.