Granted Patent
Utility
US 5,696,989 · App. 07/720,288
Microcomputer equipped with DMA controller allowed to continue to perform data transfer operations even after completion of a current data transfer operation
Inventors:
Katsumi Miura, Yuko Mitsuhira
Patented Case
View Patent ↗
Granted: Dec 9, 1997
Filed: Jun 25, 1991
Inventors
Katsumi Miura
Yuko Mitsuhira
Assignee (at issue)
NEC 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.