Granted Patent
Utility
US 6,345,080 · App. 09/296,122
Measurement device for determining boron concentration
Inventors:
Horst Bauer, Klaus Nopitsch, Eduard Gehring
Patented Case
View Patent ↗
Granted: Feb 5, 2002
Filed: Apr 21, 1999
Inventors
Horst Bauer
Klaus Nopitsch
Eduard Gehring
Assignee (at issue)
Siemens Aktiengesellschaft
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.