| 2025/0012,230 | PISTON, CRANK DRIVE AND RECIPROCATING INTERNAL COMBUSTION ENGINE | Dec 22, 22 | Jan 09, 25 | Not available |
| 2023/0020,739 | PISTON - CRANKSHAFT CONNECTING MEANS FOR INTERNAL COMBUSTION ENGINE | Sep 09, 22 | Jan 19, 23 | Not available |
| 2022/0252,157 | PISTON PIN AND MANUFACTURING METHOD THEREOF | Apr 29, 21 | Aug 11, 22 | Hyundai Motor Company; KIA CORPORATION; SINTERON; |
| 2020/0003,305 | GUDGEON PIN FOR INTERNAL COMBUSTION ENGINES, SYSTEM, ENGINE AND USE OF A GUDGEON PIN OF THIS TYPE | Mar 02, 18 | Jan 02, 20 | Not available |
| 2019/0316,678 | Fully-Floating Pivot Joint With Press-Fit Bushings | Apr 12, 18 | Oct 17, 19 | Ford Global Technologies, LLC |
| 2019/0301,606 | LUBRICATION FEATURE FOR PIN OF TWO STROKE PISTON ASSEMBLY | Mar 30, 18 | Oct 03, 19 | Not available |
| 2018/0335,140 | PISTON STRUCTURE FOR ENGINE | Oct 25, 16 | Nov 22, 18 | 501 Mazda Motor Corporation |
| 2018/0306,320 | PISTON | Oct 04, 16 | Oct 25, 18 | Not available |
| 2018/0292,006 | BIMETALLIC PISTON PIN | Apr 10, 17 | Oct 11, 18 | GM Global Technology Operations LLC |
| 2018/0266,557 | PISTON FOR AN INTERNAL COMBUSTION ENGINE | Sep 08, 16 | Sep 20, 18 | Not available |
| 2018/0010,688 | COMPOSITE PISTON PIN AND MANUFACTURING METHOD OF THE SAME | Nov 16, 16 | Jan 11, 18 | HYUNDAI MOTOR COMPANY, SK CHEMICALS CO., LTD., |
| 2017/0307,082 | HYBRID PISTON PIN AND MANUFACTURING METHOD THEREOF | Nov 15, 16 | Oct 26, 17 | Not available |
| 2017/0284,545 | LIGHTWEIGHT PISTON PIN FOR PISTON INERTIAL LOADING | Apr 01, 16 | Oct 05, 17 | MAHLE INTERNATIONAL GMBH |
| 2017/0167,607 | PISTON PIN WITH ECCENTRIC CENTER OF GRAVITY USING DIFFERENT MATERIALS AND METHOD FOR MANUFACTURING THE SAME | Nov 23, 16 | Jun 15, 17 | HYUNDAI MOTOR COMPANY |
| 2017/0114,898 | PISTON PIN WITH OUTER MEMBER AND CORE AND METHOD OF MANUFACTURING A PISTON PIN | Oct 27, 15 | Apr 27, 17 | GM GLOBAL TECHNOLOGY OPERATIONS LLC |
| 2017/0097,090 | PISTON BOLT | Oct 05, 16 | Apr 06, 17 | Not available |
| 2017/0074,399 | LIGHTWEIGHT PISTON PIN AND METHOD FOR MANUFACTURING THE LIGHTWEIGHT PISTON PIN | Nov 30, 15 | Mar 16, 17 | HYUNDAI MOTOR COMPANY |
| 2017/0037,968 | Piston-Connecting Rod Assembly | Aug 06, 15 | Feb 09, 17 | CATERPILLAR INC. |
| 2016/0215,881 | WRIST PIN AND METHOD OF REDUCING WEAR BETWEEN MEMBERS THEREOF, CONNECTING ROD, PISTON AND METHODS OF CONSTRUCTING SAME | Apr 01, 16 | Jul 28, 16 | FEDERAL-MOGUL LLC |
| 2016/0201,799 | A PISTON PIN AND METHOD OF APPLYING AN ANTI-SEIZE COATING ON THE PIN | Aug 12, 14 | Jul 14, 16 | H.E.F., MAHLE INTERNATIONAL GMBH, |