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| 9976460 | Exhaust after-treatment assembly for engine system | Mar 24, 16 | May 22, 18 | Caterpillar Inc. |
| 9976461 | Particulate filter for a motor vehicle | May 16, 16 | May 22, 18 | Dr. Ing. h.c. F. Porsche Aktiengesellschaft |
| 9970340 | Vehicle exhaust system with resonance damping | Feb 12, 13 | May 15, 18 | Faurecia Emissions Control Technologies USA LLC |
| 9945276 | Exhaust system for an internal combustion engine and method for operating the exhaust system | Mar 27, 17 | Apr 17, 18 | Bayerische Motoren Werke Aktiengesellschaft |
| 9944376 | Actively tunable exhaust systems for outboard marine engines | Apr 01, 16 | Apr 17, 18 | Brunswick Corporation |
| 9938872 | Muffler insert, and systems, methods and apparatus for making | Jun 09, 15 | Apr 10, 18 | Bay Fabrication, Inc. |
| 9938873 | Muffler for automobile | Sep 29, 16 | Apr 10, 18 | Black Widow Performance, Inc. |
| 9925655 | Muffler for pneumatic power tool and pneumatic power tool incorporating the same | Apr 07, 15 | Mar 27, 18 | Exhaust Technologies, Inc. |
| 9920670 | Muffler for a powerboat engine | Jun 29, 17 | Mar 20, 18 | Not available |
| 9909471 | Noise attenuating acoustic panel | Jul 21, 15 | Mar 06, 18 | UNITED TECHNOLOGIES CORPORATION |
| 9909472 | Engine system with turbulence assisted damping of low frequency sound | May 20, 16 | Mar 06, 18 | VOLVO CAR CORPORATION |
| 9905745 | Device for converting thermal energy to electrical energy | Oct 26, 11 | Feb 27, 18 | FRIEDRICH BOYSEN GMBH & CO. KG |
| 9885267 | Exhaust chamber for saddle-riding type vehicle | Aug 18, 15 | Feb 06, 18 | KAWASAKI JUKOGYO KABUSHIKI KAISHA |
| 9873497 | Marine muffler with integral bypass water management | Dec 16, 16 | Jan 23, 18 | Not available |
| 9856765 | Exhaust chamber for saddle-riding type vehicle | Aug 18, 15 | Jan 02, 18 | KAWASAKI JUKOGYO KABUSHIKI KAISHA |
| 9856766 | Exhaust muffler and sound deadening element | Sep 12, 16 | Jan 02, 18 | HONDA MOTOR CO., LTD. |
| 9850799 | Method of and apparatus for exhausting internal combustion engines | Jun 19, 15 | Dec 26, 17 | NG1 Technologies, Inc. |
| 9833549 | Smoke evacuator and evacuation system | Aug 21, 13 | Dec 05, 17 | NASCENT SURGICAL, LLC |
| 9828898 | Optimized structure for integrated catalytic muffler | Mar 07, 16 | Nov 28, 17 | HYUNDAI MOTOR COMPANY |