Granted Patent
Utility
US 4,891,752 · App. 07/020,964
Multimode expanded memory space addressing system using independently generated DMA channel selection and DMA page address signals
Inventors:
Bruce Fairman, Allen J. Larsen, William G. Swinton, Robert G. Taylor
Patented Case
View Patent ↗
Granted: Jan 2, 1990
Filed: Mar 3, 1987
Inventors
Bruce Fairman
Allen J. Larsen
William G. Swinton
Robert G. Taylor
Assignee (at issue)
Tandon Group Ltd.
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.