Granted Patent
Utility
US 6,570,078 · App. 09/812,870
Tactile, visual, and array controllers for real-time control of music signal processing, mixing, video, and lighting
Inventor:
Lester F. Ludwig
Patented Case
View Patent ↗
Granted: May 27, 2003
Filed: Mar 19, 2001
Inventor
Lester F. Ludwig
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.