Granted Patent
Utility
US 6,400,844 · App. 09/203,870
Method and apparatus for segmenting data to create mixed raster content planes
Inventors:
Zhigang Fan, Ming Xu
Patented Case
View Patent ↗
Granted: Jun 4, 2002
Filed: Dec 2, 1998
Inventors
Zhigang Fan
Ming Xu
Assignee (at issue)
Xerox 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.