Granted Patent
Utility
US 5,469,320 · App. 08/145,484
Low power fan drive circuit for personal computers
Inventors:
Richard E. Walker, Hai Ngoc Nguyen
Patented Case
View Patent ↗
Granted: Nov 21, 1995
Filed: Oct 29, 1993
Inventors
Richard E. Walker
Hai Ngoc Nguyen
Assignee (at issue)
Compaq Computer 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.