Granted Patent
Utility
US 6,442,408 · App. 09/669,781
Method for quantification of stratum corneum hydration using diffuse reflectance spectroscopy
Inventors:
Brian Jeffrey Wenzel, Stephen Monfre, Timothy L. Ruchti, Ken Meissner, Frank Grochocki, Thomas B. Blank, Jessica Rennert
Patented Case
View Patent ↗
Granted: Aug 27, 2002
Filed: Sep 25, 2000
Inventors
Brian Jeffrey Wenzel
Stephen Monfre
Timothy L. Ruchti
Ken Meissner
Frank Grochocki
Thomas B. Blank
Jessica Rennert
Assignee (at issue)
Instrumentation Metrics, Inc.
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.