Granted Patent
Utility
US 5,364,593 · App. 08/096,303
Direct-read colorimetric exposimeter
Inventors:
Gueorgui M. Mihaylov, Kirollos Salama Kirollos, Kevin L. Lockerby
Patented Case
View Patent ↗
Granted: Nov 15, 1994
Filed: Jul 26, 1993
Inventors
Gueorgui M. Mihaylov
Kirollos Salama Kirollos
Kevin L. Lockerby
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.