Granted Patent
Utility
US 5,542,286 · App. 08/376,718
Method and apparatus for correcting flow and pressure sensor drift in a gas chromatograph
Inventors:
Tak Kui Wang, Robert C. Henderson
Patented Case
View Patent ↗
Granted: Aug 6, 1996
Filed: Jan 23, 1995
Inventors
Tak Kui Wang
Robert C. Henderson
Assignee (at issue)
Hewlett-Packard Company, L.P.
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.