Granted Patent
Utility
US 5,499,094 · App. 08/361,090
Apparatus and method for measuring the length and width of a spot of light utilizing two different masks
Inventor:
Stephen A. Swierczek
Patented Case
View Patent ↗
Granted: Mar 12, 1996
Filed: Dec 21, 1994
Inventor
Stephen A. Swierczek
Assignee (at issue)
EASTMAN KODAK COMPANY
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.