| 2024/0066,644 | METHOD OF DESIGNING AND PRODUCING FIBER-REINFORCED POLYMER PISTONS | Nov 08, 23 | Feb 29, 24 | AWA Forged Composites, LLC |
| 2022/0126,406 | PRODUCTION METHOD FOR CYLINDER DEVICE | Jan 15, 20 | Apr 28, 22 | Not available |
| 2022/0048,146 | Method of Designing and Producing Fiber-Reinforced Polymer Pistons | Oct 29, 21 | Feb 17, 22 | AWA Forged Composites, LLC |
| 2022/0032,371 | METHOD FOR PRODUCING A PISTON | Jun 17, 21 | Feb 03, 22 | Not available |
| 2021/0197,326 | METHOD FOR PRODUCING A PISTON AND PISTON | May 22, 19 | Jul 01, 21 | Not available |
| 2020/0070,289 | METHOD FOR PRODUCING A PISTON | Feb 16, 18 | Mar 05, 20 | Not available |
| 2019/0061,074 | PISTON AND METHOD OF MAKING A PISTON | Oct 30, 18 | Feb 28, 19 | Not available |
| 2019/0022,805 | Method of Designing and Producing High Performance Carbon Ceramic Pistons | Jul 23, 18 | Jan 24, 19 | Not available |
| 2017/0165,796 | METHOD FOR MANUFACTURING PISTON WITH RE-MOLTEN REINFORCED COMBUSTION CHAMBER THROAT | Jan 29, 15 | Jun 15, 17 | BINZHOU BOHAI PISTON CO., LTD. |
| 2017/0072,518 | PISTON AND METHOD OF MAKING A PISTON | Nov 23, 16 | Mar 16, 17 | FEDERAL-MOGUL LLC |
| 2016/0288,275 | METHOD FOR PRODUCING A PISTON FOR AN INTERNAL COMBUSTION ENGINE AND PISTON PRODUCED BY SAID METHOD | Mar 18, 14 | Oct 06, 16 | MAHLE INTERNATIONAL GMBH |
| 2016/0229,007 | METHOD FOR THE PRODUCTION OF A PISTON FOR AN INTERNAL COMBUSTION ENGINE | Apr 15, 16 | Aug 11, 16 | MAHLE INTERNATIONAL GMBH |
| 2016/0199,951 | PISTON ROD MANUFACTURING METHOD | Aug 11, 14 | Jul 14, 16 | KYB-YS CO., LTD. |
| 2016/0199,952 | STEEL PISTON WITH COUNTER-BORE DESIGN | Mar 18, 16 | Jul 14, 16 | FEDERAL-MOGUL LLC |
| 2016/0160,564 | MUD MOTOR ASSEMBLY | Feb 11, 16 | Jun 09, 16 | SMART DRILLING AND COMPLETION, INC. |
| 2016/0129,536 | Method for Producing a Piston Pump | Dec 28, 15 | May 12, 16 | ROBERT BOSCH GMBH |
| 2016/0059,366 | PISTON WITH THERMALLY INSULATED CROWN | Sep 02, 14 | Mar 03, 16 | MAHLE INTERNATIONAL GMBH |
| 2016/0025,034 | TWO-PIECE PISTON FOR INTERNAL COMBUSTION ENGINE (DOUBLE JOINED) | Feb 13, 14 | Jan 28, 16 | Not available |
| 2015/0336,550 | VACUUM BOOSTER, BRAKE SYSTEM EQUIPPED WITH THE VACUUM BOOSTER, AND METHOD OF MANUFACTURING PLATE PLUNGER FOR VACUUM BOOSTER | Jul 30, 15 | Nov 26, 15 | BOSCH CORPORATION |
| 2015/0315,995 | STEEL PISTON WITH FILLED GALLERY | Apr 30, 15 | Nov 05, 15 | FEDERAL-MOGUL LLC |