Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12214524 | Rectangular outlet honeycomb structures, particulate filters, extrusion dies, and method of manufacture thereof | Douglas Munroe Beall, Achim Karl-Erich Heibel, Kenneth Richard Miller, Pushkar Tandon, David J. Thompson | 2025-02-04 |
| 11654592 | Rectangular outlet honeycomb structures, particulate filters, extrusion dies, and method of manufacture thereof | Douglas Munroe Beall, Achim Karl-Erich Heibel, Kenneth Richard Miller, Pushkar Tandon, David J. Thompson | 2023-05-23 |
| 11148089 | Rectangular outlet honeycomb structures, particulate filters, extrusion dies, and method of manufacture thereof | Douglas Munroe Beall, Achim Karl-Erich Heibel, Kenneth Richard Miller, Pushkar Tandon, David J. Thompson | 2021-10-19 |
| 9757675 | Partial wall-flow filter and method | Achim Karl-Erich Heibel, Pushkar Tandon | 2017-09-12 |
| 9675919 | Method to enhance the ash storage capacity of a particulate filter | Thorsten Rolf Boger, Yunfeng Gu | 2017-06-13 |
| 8793980 | Systems and methods for controlling temperature and total hydrocarbon slip | Achim Karl-Erich Heibel, Wenbin Qiu | 2014-08-05 |
| 8612115 | Methods for controlling the operation of a particulate filter | Sam George, Achim Karl-Erich Heibel | 2013-12-17 |
| 8591820 | Honeycomb filters for reducing NOx and particulate matter in diesel engine exhaust | Thorsten Rolf Boger, Min Shen | 2013-11-26 |
| 8516804 | Systems and methods for determining a particulate load in a particulate filter | Achim Karl-Erich Heibel, Pushkar Tandon | 2013-08-27 |
| 8418441 | Systems and methods for controlling temperature and total hydrocarbon slip | Achim Karl-Erich Heibel, Wenbin Qiu | 2013-04-16 |
| 8332124 | Mass based methods and systems for estimating soot load | Sam George, Achim Karl-Erich Heibel, Min Shen | 2012-12-11 |
| 8245501 | System and method for controlling exhaust stream temperature | Achim Karl-Erich Heibel, Wenbin Qiu | 2012-08-21 |
| 8161738 | Systems and methods for estimating particulate load in a particulate filter | Achim Karl-Erich Heibel, Pushkar Tandon | 2012-04-24 |
| 8069658 | Methods for estimating particulate load in a particulate filter, and related systems | Achim Karl-Erich Heibel, Pushkar Tandon | 2011-12-06 |