Systems and methods for measuring nitrate levels

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20050059157A1
SERIAL NO

10895240

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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The systems and methods described herein relate to the measurement of nitrate levels in a sample of gas, for example, air, exhaust, or other sources of gas. Moreover, the systems and methods described herein are capable of operating using short sample collection periods, permitting rapid data collection and finely time-resolved nitrate monitoring over a span of time. Additionally, ambient nitrate can effectively be distinguished from other airborne particles, such as sulfate and carbon.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Allen, George A Swampscott, MA 6 41
Ding, Yiming Malden, MA 4 7
Koutrakis, Petros Weston, MA 13 232

Cited Art Landscape

Patent Info (Count) # Cites Year
 
AMETEK, INC. (1)
* 4647777 Selective gas detector 18 1985
 
TRUSTEES OF TUFTS COLLEGE (1)
* 5970804 Methods and apparatus for analysis of complex mixtures 42 1997
 
THERMO ENVIRONMENTAL INSTRUMENTS INC. (2)
* 5401468 Dual flow path carbon particulate monitor 12 1994
* 5983732 Integrated collection and vaporization particle chemistry monitoring 13 1998
 
PRESIDENT AND FELLOWS OF HARVARD COLLEGE (3)
* 5854077 Continuous measurement of particulate nitrate 8 1996
* 6503758 Systems and methods for measuring nitrate levels 4 2000
* 6764857 Systems and methods for measuring nitrate levels 1 2002
* Cited By Examiner

Patent Citation Ranking

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Patent Info (Count) # Cites Year
 
UT-BATTELLE, LLC (2)
* 8771402 Membrane based apparatus for measurement of volatile particles 0 2012
* 2013/0186,269 MEMBRANE BASED APPARATUS FOR MEASUREMENT OF VOLATILE PARTICLES 1 2012
* Cited By Examiner