| 2024/0418,135 | COMPOSITE CYLINDER BLOCK | Oct 22, 21 | Dec 19, 24 | NISSAN MOTOR CO., LTD. |
| 2024/0392,734 | PARENT BORE CYLINDER BLOCK OF AN OPPOSED-PISTON ENGINE | Aug 07, 24 | Nov 28, 24 | Achates Power Inc. |
| 2024/0125,282 | INTERNAL COMBUSTION ENGINE | Oct 11, 23 | Apr 18, 24 | Not available |
| 2022/0260,158 | Piston O-Ring Seal with Reduced Stiction | Dec 20, 19 | Aug 18, 22 | Not available |
| 2021/0239,071 | PARENT BORE CYLINDER BLOCK OF AN OPPOSED-PISTON ENGINE | Mar 25, 21 | Aug 05, 21 | Achates Power Inc. |
| 2021/0239,070 | PARENT BORE CYLINDER BLOCK OF AN OPPOSED-PISTON ENGINE | Mar 25, 21 | Aug 05, 21 | Achates Power Inc. |
| 2021/0047,981 | COATED CYLINDER LINER | Aug 13, 19 | Feb 18, 21 | Not available |
| 2021/0033,019 | PISTON COOLING JET SYSTEM | Aug 02, 19 | Feb 04, 21 | Not available |
| 2020/0256,278 | BLOCK INSERT AND CYLINDER STRUCTURE OF VEHICLE ENGINE INCLUDING THE SAME | Nov 19, 19 | Aug 13, 20 | Hyundai Motor Company; Hyundai Motor Company & Kia Motors Corporation; |
| 2020/0182,188 | METHOD OF MANUFACTURING AN ENGINE BLOCK | Dec 10, 18 | Jun 11, 20 | Not available |
| 2020/0149,493 | PARENT BORE CYLINDER BLOCK OF AN OPPOSED-PISTON ENGINE | Nov 13, 18 | May 14, 20 | Achates Power Inc. |
| 2020/0040,839 | SYSTEMS AND METHODS FOR COUPLING A CYLINDER HEAD TO A CYLINDER BLOCK | Jul 31, 18 | Feb 06, 20 | Cummins Inc. |
| 2019/0277,220 | METHOD OF MANUFACTURING INTERNAL COMBUSTION ENGINE, INTERNAL COMBUSTION ENGINE, AND CONNECTED CYLINDER | Mar 27, 17 | Sep 12, 19 | Not available |
| 2019/0210,148 | Method for the Production of a Cast Engine Block for a Combustion Engine and Engine Block | Sep 22, 16 | Jul 11, 19 | Not available |
| 2018/0328,310 | ENGINE BLOCK INCLUDING AN INTEGRATED FLOW CHANNEL | May 11, 17 | Nov 15, 18 | GM Global Technology Operations LLC |
| 2018/0230,934 | LIQUID-COOLED INTERNAL COMBUSTION ENGINE | Feb 01, 18 | Aug 16, 18 | Not available |
| 2018/0216,569 | FLUID CONDUIT ASSEMBLY FOR CONNECTING ORTHOGONALLY ORIENTED FLUID CONNECTIONS | Apr 13, 16 | Aug 02, 18 | Not available |
| 2018/0179,985 | RECIPROCATING INTERNAL COMBUSTION ENGINE, AND METHOD FOR PRODUCING A RECIPROCATING INTERNAL COMBUSTION ENGINE | Jun 20, 16 | Jun 28, 18 | Neue Halberg-Guss GmbH |
| 2018/0179,984 | COOLING STRUCTURE OF WATER-COOLED ENGINE | Nov 30, 17 | Jun 28, 18 | Not available |
| 2018/0058,369 | CYLINDER BLOCK FOR INTERNAL COMBUSTION ENGINE | Jul 06, 17 | Mar 01, 18 | TOYOTA JIDOSHA KABUSHIKI KAISHA |