Granted Patent
Utility
US 6,480,238 · App. 09/269,242
Apparatus and method for generating on-screen-display messages using field doubling
Inventors:
Michael Dwayne Knox, Aaron Hal Dinwiddie
Patented Case
View Patent ↗
Granted: Nov 12, 2002
Filed: Mar 23, 1999
Inventors
Michael Dwayne Knox
Aaron Hal Dinwiddie
Assignee (at issue)
Thomson Licensing
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.