Granted Patent
Utility
US 6,691,769 · App. 09/924,210
Heat sink for convection cooling in horizontal applications
Inventors:
Eric A. Johnson, Randall J. Stutzman
Patented Case
View Patent ↗
Granted: Feb 17, 2004
Filed: Aug 7, 2001
Inventors
Eric A. Johnson
Randall J. Stutzman
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.