Issued Patents All Time
Showing 1–25 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11346754 | Pressure reduction system and method for reducing the pressure of high pressure aerosols | Frank Gerald Bachman, Tristan Kurt Peter Reinisch, Alexander Bergmann | 2022-05-31 |
| 10921220 | Intelligent bag filling for exhaust sampling system | James Williamson | 2021-02-16 |
| 10809165 | Pressure reduction system and method for reducing the pressure of high pressure aerosols | Frank Gerald Bachman, Tristan Kurt Peter Reinisch, Alexander Bergmann | 2020-10-20 |
| 10724924 | System and method for determining whether an engine is on or off based on a pressure of exhaust gas produced by the engine | James Williamson | 2020-07-28 |
| 10422726 | Intelligent bag filling for exhaust sampling system | James Williamson | 2019-09-24 |
| 10151670 | CVS system sample water vapor management | James Williamson | 2018-12-11 |
| 9518897 | Intelligent bag filling for exhaust sampling system | James Williamson | 2016-12-13 |
| 9347926 | Exhaust sampling system and method for synchronizing time alignment and dilation | Sarah Montgomery Kingham | 2016-05-24 |
| 9297726 | Exhaust sampling system and method for water vapor management | James Williamson, Gerald Marek, Douglas E. Miller | 2016-03-29 |
| 9194274 | Particulate measurement system | Roland Wanker | 2015-11-24 |
| 9097623 | CVS system sample water vapor management | James Williamson | 2015-08-04 |
| 8181543 | CVS system sample water vapor management | James Williamson | 2012-05-22 |
| 7574307 | Engine exhaust emissions measurement correction | Norbert Kreft, Gerald Marek, Wolfgang Schindler | 2009-08-11 |
| 7565846 | Particulate sampler and dilution gas flow device arrangement for an exhaust sampling system | Gerald Marek, Wolfgang Schindler | 2009-07-28 |
| 7559262 | CVS system sample water vapor management | James Williamson | 2009-07-14 |
| 7555928 | Exhaust volume measurement device | — | 2009-07-07 |
| 7293454 | Anti-aliasing acoustic filter in the presence of pulsating flow | Norbert Kreft | 2007-11-13 |
| 7055364 | Exhaust volume measurement device | Norbert Kreft, Gerald Marek, James Williamson | 2006-06-06 |
| 7000449 | Exhaust volume measurement device | Norbert Kreft, Gerald Marek, James Williamson | 2006-02-21 |
| 6973818 | Exhaust volume measurement device | James Williamson | 2005-12-13 |
| 6962090 | Heated stainless steel emissions canister | Joseph McDonald, Norbert Kreft, Gerald Marek | 2005-11-08 |
| 6857327 | Particulate sampling probe and dilution tunnel | Norbert Kreft, Gerald Marek | 2005-02-22 |
| 6823748 | Active pulsation cancellation device for diesel particulate sampling systems | Norbert Kreft, Wolfgang Schindler, Gerald Marek | 2004-11-30 |
| 6823268 | Engine exhaust emissions measurement correction | Norbert Kreft, Geraki Marek, Wolfgang Schindler | 2004-11-23 |
| 6742407 | Particulate sampling probe and dilution tunnel | Norbert Kreft, Gerald Marek | 2004-06-01 |