Granted Patent
Utility
US 5,140,691 · App. 07/577,837
Adapter-bus switch for improving the availability of a control unit
Inventors:
Pierre Austruy, Jean-Marie Munier, Michel Poret
Patented Case
View Patent ↗
Granted: Aug 18, 1992
Filed: Aug 30, 1990
Inventors
Pierre Austruy
Jean-Marie Munier
Michel Poret
Assignee (at issue)
International Business Machines 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.