Granted Patent
Utility
US 6,055,055 · App. 09/012,294
Cross optical axis inspection system for integrated circuits
Inventor:
Peng Seng Toh
Patented Case
View Patent ↗
Granted: Apr 25, 2000
Filed: Jan 23, 1998
Inventor
Peng Seng Toh
Assignee (at issue)
Hewlett-Packard Company, L.P.
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.