Granted Patent
Utility
US 4,964,097 · App. 07/459,911
Three dimensional image construction using a grid of two dimensional depth sections
Inventors:
Shein S. Wang, Douglas W. Hanson, Thomas D. Cavanaugh
Patented Case
View Patent ↗
Granted: Oct 16, 1990
Filed: Jan 2, 1990
Inventors
Shein S. Wang
Douglas W. Hanson
Thomas D. Cavanaugh
Assignee (at issue)
Conoco Inc.
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.