Granted Patent
Utility
US 6,122,535 · App. 09/037,947
Method and apparatus for determining the concentration of a component
Inventors:
Siegfried Kaestle, Hedwig Block, Michael Block
Patented Case
View Patent ↗
Granted: Sep 19, 2000
Filed: Mar 10, 1998
Inventors
Siegfried Kaestle
Hedwig Block
Michael Block
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.