Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12053164 | Respirable and thoracic sampling inlet assemblies | David Leith, John Volckens, Christian L'Orange | 2024-08-06 |
| 11474005 | Sampling device for exposure measurement of particles and gases | John Volckens, Josephine Hofstetter, Casey William Quinn, Ellison Carter, David Leith | 2022-10-18 |
| 11360002 | Portable air sampling device | Casey William Quinn, John Volckens, David Leith | 2022-06-14 |
| 10488305 | Portable air sampling device | Casey William Quinn, John Volckens, David Leith | 2019-11-26 |
| 9618439 | Thermophoretic sampler | John Volckens, Gary Casuccio, Henry P. Lentz, Anthony Marchese, John T. Mastovich +1 more | 2017-04-11 |
| 8973447 | Thermophoretic sampler | John Volckens, Gary Casuccio, Henry P. Lentz, Anthony Marchese, John T. Mastovich +1 more | 2015-03-10 |
| 8899222 | Cook stove assembly | Morgan W. DeFoort, Bryan Willson, Nathan Lorenz, Michael P. Brady, Anthony Marchese | 2014-12-02 |