Granted Patent
Utility
US 5,673,143 · App. 08/540,733
Thermal imaging device with selectively replaceable telescopic lenses and automatic lens identification
Inventors:
Richard Chin, Gary J. Mladjan, Stephen P. Shaffer, Conrad Stenton
Patented Case
View Patent ↗
Granted: Sep 30, 1997
Filed: Oct 11, 1995
Inventors
Richard Chin
Gary J. Mladjan
Stephen P. Shaffer
Conrad Stenton
Assignee (at issue)
HUGHES ELECTRONICS LIMITED
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.