Granted Patent
Utility
US 5,892,539 · App. 08/555,186
Portable emission microscope workstation for failure analysis
Inventor:
James B. Colvin
Patented Case
View Patent ↗
Granted: Apr 6, 1999
Filed: Nov 8, 1995
Inventor
James B. Colvin
Assignee (at issue)
Alpha Innotech 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.