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Charles W Gardner Jr, John S Maier, Matthew P Nelson, Robert C Schweitzer, Patrick J Treado, G Steven Vanni, Julianne Wolfe: Wide field method for detecting pathogenic microorganisms. ChemImage Corporation, Duane Morris, June 6, 2006: US07057721 (28 worldwide citation)

Pathogenic microorganisms are detected in a wide field of view and classified by Raman light scattered light from these organisms together with digital pattern recognition of their spectral patterns.


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Charles W Gardner Jr: Sample container and system for a handheld spectrometer and method for using therefor. ChemImage Corporation, Duane Morris, October 23, 2007: US07286222 (16 worldwide citation)

A container for holding a sample and a system and method for a handheld spectrometer using the container is disclosed. In one embodiment, the container includes a vial with an optical window at the base of the vial. A sample may be placed in the vial. A hollow plunger may be slidably inserted into t ...


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Charles W Gardner, Patrick J Treado, Matthew Nelson, Robert Schweitzer: Method and apparatus for compact spectrometer for multipoint sampling of an object. ChemImage Corporation, September 18, 2012: US08269174 (15 worldwide citation)

A method and a portable device for assessing the occurrence of an agent in a sample. A sample is illuminated with photons emanating from a portable device to produce photons reflected, emitted, or absorbed from a set of multiple points in the sample having a defined geometric relationship. The porta ...


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Paul W Schmitt, Charles W Gardner Jr: Device for monitoring hydrocarbons in groundwater. Mine Safety Appliances Company, Douglas K McClaine, April 4, 1989: US04818976 (15 worldwide citation)

An apparatus for sensing the leakage of hydrocarbons from underground storage tanks having a hydrocarbon vapor sensor, a liquid sensor to determine the level of the groundwater and the positioning of the vapor sensor; and, alarm and trouble circuitry to indicate the presence of a hydrocarbon leak or ...


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Charles W Gardner Jr: Sample container and system for a handheld spectrometer and method for using therefor. ChemImage Corporation, Duane Morris, June 2, 2009: US07542138 (13 worldwide citation)

A container for holding a sample and a system and method for a handheld spectrometer using the container is disclosed. In one embodiment, the container includes a vial with an optical window at the base of the vial. A sample may be placed in the vial. A hollow plunger may be slidably inserted into t ...


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John S Maier, Charles W Gardner Jr, Matthew P Nelson, Robert C Schweitzer, Patrick J Treado, G Steven Vanni, Julianne Wolfe: Method for detection of pathogenic microorganisms. ChemImage Corporation, Morgan Lewis & Bockius, August 14, 2007: US07256875 (13 worldwide citation)

A method for the detection and identification of pathogenic microorganisms using Raman scattered light and transmitted light in the near infrared spectral region. The method may include passing the Raman scattered light and transmitted light through a FAST fiber array spectral translator.


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Patrick J Treado, Charles W Gardner Jr: System and method for robot mounted sensor. ChemImage Corporation, Morgan Lewis & Bockius, September 2, 2008: US07420664 (13 worldwide citation)

An apparatus and method for the remote analysis and identification of unknown compounds. A robotic arm positions a sensor on a surface. The sensor unit has a monitoring mechanism to monitor separation between the sensor unit and the surface when placed in contact with the surface to maintain the sep ...


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