Richard K. Ahrenkiel

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Lakewood, CO, US

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Patents Grantslast 30 patents

Information Patent Grant
Transmission-modulated photoconductive decay measurement system
- Patent number 8,581,613
- Issue date Nov 12, 2013
- Colorado School of Mines
- Richard Keith Ahrenkiel
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Radio frequency coupling apparatus and method for measuring minorit...
- Patent number 6,369,603
- Issue date Apr 9, 2002
- Midwest Research Institute
- Steven W. Johnston
- G01 - MEASURING TESTING
Information Patent Grant
Apparatus and method for measuring minority carrier lifetimes in se...
- Patent number 6,275,060
- Issue date Aug 14, 2001
- Midwest Research Institute
- Richard K. Ahrenkiel
- G01 - MEASURING TESTING
Information Patent Grant
Apparatus for measuring minority carrier lifetimes in semiconductor...
- Patent number 5,929,652
- Issue date Jul 27, 1999
- Midwest Research Institute
- Richard K. Ahrenkiel
- G01 - MEASURING TESTING
Information Patent Grant
Process for producing cadmium sulfide on a cadmium telluride surface
- Patent number 5,541,118
- Issue date Jul 30, 1996
- Midwest Research Institute
- Dean H. Levi
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
TRANSMISSION-MODULATED PHOTOCONDUCTIVE DECAY MEASUREMENT SYSTEM
- Publication number 20100283496
- Publication date Nov 11, 2010
- Colorado School Of Mines
- Richard Keith Ahrenkiel
- G01 - MEASURING TESTING