Granted Patent
Utility
US 5,385,289 · App. 08/193,309
Embedded features for registration measurement in electronics manufacturing
Inventors:
Carl J. Bloch, Philip E. McKinley, Ramaswamy Ranganathan
Patented Case
View Patent ↗
Granted: Jan 31, 1995
Filed: Feb 8, 1994
Inventors
Carl J. Bloch
Philip E. McKinley
Ramaswamy Ranganathan
Assignee (at issue)
Digital Equipment 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.