Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11305211 | Condensate separator for exhaust gas measuring systems | Christopher Garthe, Torsten Bornemann, Dirk Woiki | 2022-04-19 |
| 10986749 | Switch cabinet for exhaust-gas measurement installations | Achim Dickow | 2021-04-20 |
| 10317318 | Exhaust-gas sampling system, and method for operating an exhaust-gas sampling system of said type | Sascha Willich, Christopher Garthe | 2019-06-11 |
| 9343305 | Method and device for continuously coating substrates | Stefan Oelting | 2016-05-17 |
| 9212999 | Device for determining the concentration of at least one gas in a sample gas stream | — | 2015-12-15 |
| 7574307 | Engine exhaust emissions measurement correction | William Martin Silvis, Gerald Marek, Wolfgang Schindler | 2009-08-11 |
| 7340940 | Particulate deposit avoidance and probe positioning | — | 2008-03-11 |
| 7293454 | Anti-aliasing acoustic filter in the presence of pulsating flow | William Martin Silvis | 2007-11-13 |
| 7191671 | Particulate deposit avoidance and probe positioning | — | 2007-03-20 |
| 7141090 | Active filter temperature control | Gerald Marek | 2006-11-28 |
| 7055364 | Exhaust volume measurement device | William Martin Silvis, Gerald Marek, James Williamson | 2006-06-06 |
| 7000449 | Exhaust volume measurement device | William Martin Silvis, Gerald Marek, James Williamson | 2006-02-21 |
| 6962090 | Heated stainless steel emissions canister | Joseph McDonald, William Martin Silvis, Gerald Marek | 2005-11-08 |
| 6857327 | Particulate sampling probe and dilution tunnel | William Martin Silvis, Gerald Marek | 2005-02-22 |
| 6823748 | Active pulsation cancellation device for diesel particulate sampling systems | William Martin Silvis, Wolfgang Schindler, Gerald Marek | 2004-11-30 |
| 6823268 | Engine exhaust emissions measurement correction | William Martin Silvis, Geraki Marek, Wolfgang Schindler | 2004-11-23 |
| 6742407 | Particulate sampling probe and dilution tunnel | William Martin Silvis, Gerald Marek | 2004-06-01 |
| 6481299 | Particulate sampling probe and dilution tunnel | William Martin Silvis, Gerald Marek | 2002-11-19 |