| 9988991 | Cylinder pressure based control of dual fuel engines | Sep 26, 16 | Jun 05, 18 | Cummins Inc. |
| 9963968 | Timed gas exchange in engine using piston as exhaust valve | Jul 14, 16 | May 08, 18 | Aquarius Engines (A.M.) Ltd. |
| 9957940 | Fluid conditioning module | Jan 05, 15 | May 01, 18 | Caterpillar Inc. |
| 9951679 | Reciprocating internal combustion engine | Apr 11, 16 | Apr 24, 18 | Motiv Engines LLC |
| 9945296 | Six-stroke engine and method of operating six-stroke engine | Jun 20, 14 | Apr 17, 18 | Yamaha Hatsudoki Kabushiki Kaisha |
| 9945480 | Piston assembly including a polymer coating with hard particles applied to sliding surfaces | Oct 26, 12 | Apr 17, 18 | Federal-Mogul LLC |
| 9920683 | Systems and method for controlling auto-ignition | Feb 26, 14 | Mar 20, 18 | GENERAL ELECTRIC COMPANY |
| 9915222 | Diesel piston with semi-hemispherical crown | Mar 24, 15 | Mar 13, 18 | CUMMINS INC. |
| 9890737 | Cylinder head assembly | Oct 14, 15 | Feb 13, 18 | DR. ING. H.C. F. PORSCHE AKTIENGESELLSCHAFT |
| 9890741 | Dual fuel common rail engine with co-axial quill assembly | Aug 27, 15 | Feb 13, 18 | CATERPILLAR INC. |
| 9890742 | Method and device for operating a diesel engine with emulsion fuels of variable composition | Feb 20, 14 | Feb 13, 18 | Not available |
| 9856788 | Airborne engine additive delivery system | Sep 29, 16 | Jan 02, 18 | AFTON CHEMICAL CORPORATION |
| 9835098 | System and method of injecting natural gas in liquid form into a diesel engine | May 18, 15 | Dec 05, 17 | DGT IP HOLDINGS PTY LTD |
| 9828900 | Oil jet apparatus of internal combustion engine | Aug 28, 13 | Nov 28, 17 | AISIN SEIKI KABUSHIKI KAISHA, TOYOTA JIDOSHA KABUSHIKI KAISHA, |
| 9810140 | Combustion chamber of direct injection diesel engine having inducers | Oct 30, 13 | Nov 07, 17 | DOOSAN INFRACORE CO., LTD. |
| 9803537 | Turbo vortex piston | Mar 15, 14 | Oct 31, 17 | Not available |
| 9803601 | Diesel engine | Jul 22, 13 | Oct 31, 17 | IHI AGRI-TECH CORPORATION |
| 9797296 | Pre-chamber for internal combustion engine | Mar 15, 13 | Oct 24, 17 | CUMMINS INC. |
| 9784152 | Multi-fuel system for internal combustion engines | Feb 24, 16 | Oct 10, 17 | Not available |
| 9784176 | Engine warming system | Oct 05, 16 | Oct 10, 17 | COLDFIRE, INC. |