| 2022/0120,202 | EXHAUST GAS AFTERTREATMENT SYSTEM, AND METHOD FOR THE EXHAUST GAS AFTERTREATMENT OF AN INTERNAL COMBUSTION ENGINE | Feb 06, 20 | Apr 21, 22 | Volkswagen Aktiengesellschaft |
| 2018/0016,956 | ENGINE AND ENGINE-DRIVEN WORKING MACHINE | Jan 29, 16 | Jan 18, 18 | HITACHI KOKI CO., LTD. |
| 2015/0267,579 | ENGINE EQUIPPED WITH SECONDARY AIR SUPPLY DEVICE | Jan 13, 15 | Sep 24, 15 | HONDA MOTOR CO., LTD. |
| 2015/0267,580 | ENGINE EQUIPPED WITH SECONDARY AIR SUPPLY DEVICE | Jan 13, 15 | Sep 24, 15 | HONDA MOTOR CO., LTD. |
| 2015/0204,280 | GAS FLOW UNIT, A GAS TREATMENT DEVICE AND A COMBUSTION ENGINE PROVIDED THEREWITH | Aug 31, 12 | Jul 23, 15 | VOLVO TRUCK CORPORATION |
| 2013/0277,145 | MUFFLER AND ENGINE SYSTEM | Jun 17, 13 | Oct 24, 13 | BRIGGS & STRATTON CORPORATION |
| 2011/0308,236 | MUFFLER AND ENGINE SYSTEM | Jun 18, 10 | Dec 22, 11 | BRIGGS & STRATTON CORPORATION |
| 2011/0139,541 | METHOD FOR ADJUSTING A HELMHOLTZ RESONATOR AND AN ADJUSTABLE HELMHOLTZ RESONATOR | Feb 08, 11 | Jun 16, 11 | ANSALDO ENERGIA SWITZERLAND AG |
| 2011/0048,847 | NOISE ATTENUATION DEVICE FOR REDUCING NOISE ATTENUATION IN A JET ENGINE TEST CELL | Sep 24, 09 | Mar 03, 11 | The United States of America as represented by the Secretary of the Navy |
| 2011/0042,162 | DEVICE FOR REDUCING NOISE GENERATED BY AN AIRCRAFT JET ENGINE WITH CURVE DUCTS | Mar 31, 09 | Feb 24, 11 | Airbus Operations (inc. as a Soc. par Act. Simpl.), AIRBUS OPERATIONS SAS, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, UNIVERSITE DE POITIERS, |
| 2011/0000,181 | NOISE REDUCING DEVICE AND JET PROPULSION SYSTEM | Feb 25, 09 | Jan 06, 11 | IHI CORPORATION |
| 2010/0230,205 | Muffler | Jun 18, 07 | Sep 16, 10 | HUSQVARNA ZENOAH CO., LTD. |
| 2010/0008,798 | BLOWER NOISE MUFFLER APPARATUS AND SYSTEM | Sep 05, 08 | Jan 14, 10 | OPEN AIR CINEMA LLC |
| 2009/0272,600 | MAT MEMBER, METHOD FOR MANUFACTURING THE MAT MEMBER, MUFFLER AND METHOD FOR MANUFACTURING THE MUFFLER | Oct 06, 08 | Nov 05, 09 | IBIDEN CO., LTD. |
| 2009/0084,111 | TURBOMACHINE NOZZLE COWL HAVING JET NOISE REDUCTION PATTERNS | Sep 15, 08 | Apr 02, 09 | SNECMA |
| 2009/0057,056 | VEHICULAR EXHAUST RESONATOR WITH COOLING FEATURE | Aug 28, 08 | Mar 05, 09 | TENNECO AUTOMOTIVE OPERATING COMPANY INC. |
| 2008/0105,487 | CURVED LOBE MIXER FOR A CONVERGING-STREAM NOZZLE FOR A TURBOMACHINE | Jun 18, 07 | May 08, 08 | SNECMA |
| 2008/0105,488 | ROTARY MOTION MIXER FOR A CONVERGING-STREAM NOZZLE OF A TURBOMACHINE | Jun 18, 07 | May 08, 08 | SNECMA |
| 2007/0235,252 | ACOUSTIC FLUID MACHINE | Mar 21, 07 | Oct 11, 07 | ANEST IWATA CORPORATION |
| 2006/0054,382 | ACOUSTIC FLUID MACHINE | Sep 06, 05 | Mar 16, 06 | ANEST IWATA CORPORATION |