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Fiber optic probe
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Patent number 5,774,610
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Issue date Jun 30, 1998
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Equitech Int'l Corporation
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Patrick E. O'Rourke
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G02 - OPTICS
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Optical high acidity sensor
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Patent number 5,650,331
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Issue date Jul 22, 1997
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The United States of America as represented by the United States Department o...
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Betty S. Jorgensen
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G01 - MEASURING TESTING
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Spectrophotometric probe
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Patent number 5,335,067
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Issue date Aug 2, 1994
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The United States of America as represented by the United States Department o...
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William S. Prather
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G01 - MEASURING TESTING
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On-line process control monitoring system
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Patent number 5,131,746
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Issue date Jul 21, 1992
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The United States of America as represented by the United States Department o...
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Patrick E. O'Rourke
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G01 - MEASURING TESTING
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