Granted Patent
Utility
US 5,120,510 · App. 07/624,200
Sensor and method for sensing the concentration of a component in a medium
Inventors:
Ted H. Gourley, Thomas P. Maxwell, Thomas G. Hacker, William W. Miller, Masao Yafuso
Patented Case
View Patent ↗
Granted: Jun 9, 1992
Filed: Dec 6, 1990
Inventors
Ted H. Gourley
Thomas P. Maxwell
Thomas G. Hacker
William W. Miller
Masao Yafuso
Assignee (at issue)
Minnesota Mining and Manufacturing Company
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.