Andrew A. Turnipseed

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Boulder, CO, US

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Patents Grantslast 30 patents

Information Patent Grant
Enclosure for mobile monitoring of the composition and properties o...
- Patent number 11,614,384
- Issue date Mar 28, 2023
- LUDLUM MEASUREMENTS, INC.
- John William Birks
- G01 - MEASURING TESTING
Information Patent Grant
Method for measuring air pollutants using a folded tubular photometer
- Patent number 10,684,215
- Issue date Jun 16, 2020
- LUDLUM MEASUREMENTS, INC.
- John William Birks
- G01 - MEASURING TESTING
Information Patent Grant
Heated graphite scrubber to reduce interferences in ozone monitors
- Patent number 10,295,517
- Issue date May 21, 2019
- LUDLUM MEASUREMENTS, INC.
- John W. Birks
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...

Patents Applicationslast 30 patents

Information Patent Application
Enclosure for Mobile Monitoring of the Composition and Properties o...
- Publication number 20210101437
- Publication date Apr 8, 2021
- Ludlum Measurements, Inc.
- John William Birks
- B60 - VEHICLES IN GENERAL
Information Patent Application
Method for Measuring Air Pollutants Using a Folded Tubular Photometer
- Publication number 20190226987
- Publication date Jul 25, 2019
- Ludlum Measurements, Inc.
- John William Birks
- G01 - MEASURING TESTING
Information Patent Application
Heated Graphite Scrubber to Reduce Interferences in Ozone Monitors
- Publication number 20160025696
- Publication date Jan 28, 2016
- 2B TECHNOLOGIES, INC.
- John W. Birks
- G01 - MEASURING TESTING