Granted Patent
Utility
US 6,584,052 · App. 09/088,781
Method and apparatus for controlling the focus of a read/write head for an optical scanner
Inventors:
Edward Phillips, Newell Convers Wyeth
Patented Case
View Patent ↗
Granted: Jun 24, 2003
Filed: Jun 2, 1998
Inventors
Edward Phillips
Newell Convers Wyeth
Assignee (at issue)
Science Applications International 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.