Class F02F : CYLINDERS, PISTONS, OR CASINGS FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
Subclass 1/22: Cylinders; Cylinder heads (in general F16J) Other cylinders characterised by having ports in cylinder wall for scavenging or charging
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12129810 | System and method for deburred port holes in a two-stroke engine | Oct 08, 21 | Oct 29, 24 | Cummins Inc.; Achates Power Inc.; |
| 11976587 | Two-stroke engine and method for operating a two-stroke engine | Aug 24, 23 | May 07, 24 | ANDREAS STIHL AG & CO. KG |
| 11828221 | Schnuerle scavenging two-stroke engine | Dec 14, 22 | Nov 28, 23 | Yamabiko Corporation |
| 11773767 | Two-stroke engine and method for operating a two-stroke engine | Feb 16, 21 | Oct 03, 23 | ANDREAS STIHL AG & CO. KG |
| 11746724 | Method for preventing accumulation of cylinder oil at scavenging ports of low-speed marine engine | Dec 17, 19 | Sep 05, 23 | DALIAN UNIVERSITY OF TECHNOLOGY |
| 11686199 | Engine with gas exchange through piston rod | May 26, 22 | Jun 27, 23 | Aquarius Engines (A.M.) Ltd. |
| 11549430 | Two-stroke engine | Jun 17, 22 | Jan 10, 23 | Yamabiko Corporation |
| 11549409 | Internal combustion engine valve system and method | Jul 28, 22 | Jan 10, 23 | Not available |
| 11492933 | Valve timing system and method | Jan 10, 22 | Nov 08, 22 | Not available |
| 11401840 | Apparatus and method for valve timing in an internal combustion engine | Sep 22, 20 | Aug 02, 22 | Not available |
| 11346219 | Engine with work stroke and gas exchange through piston rod | Sep 30, 19 | May 31, 22 | Aquarius Engines (A.M.) Ltd. |
| 11306674 | Systems and methods for adjusting fueling in a cylinder with a pre-chamber | Mar 19, 21 | Apr 19, 22 | Ford Global Technologies, LLC |
| 11220934 | Intake and exhaust valve system for an internal combustion engine | Jul 11, 19 | Jan 11, 22 | Not available |
| 11105293 | Port belt arrangement | Aug 02, 17 | Aug 31, 21 | COX POWERTRAIN LIMITED |
| 11060636 | Engines and pumps with motionless one-way valve | Sep 27, 18 | Jul 13, 21 | QUEST ENGINES, LLC |
| 11041432 | Cylinder structure of internal combustion engine | Sep 22, 20 | Jun 22, 21 | Not available |
| 11028694 | Valve train for opposed-piston four-stroke engine | Sep 19, 18 | Jun 08, 21 | AVL Powertrain Engineering Inc. |
| 11008864 | Engine with work stroke and gas exchange through piston rod | Sep 27, 19 | May 18, 21 | Aquarius Engines (A.M.) Ltd. |
| 10989129 | Systems and methods for adjusting fueling in a cylinder with a pre-chamber | Dec 18, 19 | Apr 27, 21 | Ford Global Technologies, LLC |
| 10989138 | Internal combustion engine | Mar 27, 18 | Apr 27, 21 | QUEST ENGINES, LLC |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2023/0036,494 | TWO-CYCLE ENGINE | Jul 07, 22 | Feb 02, 23 | Yamabiko Corporation |
| 2022/0381,164 | INTERNAL COMBUSTION ENGINE VALVE SYSTEM AND METHOD | Aug 01, 22 | Dec 01, 22 | LSE R&D ENGINEERING LIMITED |
| 2021/0003,043 | APPARATUS AND METHOD FOR VALVE TIMING IN AN INTERNAL COMBUSTION ENGINE | Sep 22, 20 | Jan 07, 21 | Not available |
| 2020/0095,953 | STRATIFIED SCAVENGING ENGINE AND PORTABLE WORK MACHINE | Aug 28, 19 | Mar 26, 20 | Yamabiko Corporation |
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