Class F01P : COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
Subclass 3/10: Liquid cooling (propelling cooling-air or liquid coolants F01P 5/00; controlling supply or circulation of coolants F01P 7/00) Arrangements for cooling pistons Cooling by flow of coolant through pistons
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12180877 | Method for absorbing hydrogen in a crankcase of a hydrogen internal combustion engine, a system for a motor vehicle, and a motor vehicle | Mar 19, 24 | Dec 31, 24 | Hyundai Motor Company; KIA CORPORATION; |
| 12163484 | Piston, block assembly, and method for cooling | Dec 03, 21 | Dec 10, 24 | Cummins Inc. |
| 11976608 | Piston for an internal combustion engine and method for producing the piston | Mar 29, 22 | May 07, 24 | Mahle International GmbH |
| 11473522 | Piston of an internal combustion engine | Aug 26, 20 | Oct 18, 22 | MAN Energy Solutions SE |
| 11326549 | 218-0266 volcano-shaped inlet of piston oil-cooling gallery | Jan 21, 21 | May 10, 22 | Ford Global Technologies, LLC |
| 11300019 | Nozzle for cooling engine pistons | Jul 07, 17 | Apr 12, 22 | Volvo Truck Corporation |
| 11248515 | Piston cooling jet system | Aug 02, 19 | Feb 15, 22 | Transportation IP Holdings, LLC |
| 11220938 | Device for lubricating a big-end bearing | Dec 18, 18 | Jan 11, 22 | MAN Truck & Bus AG |
| 11208943 | Marine outboard motor with piston cooling gallery | Mar 24, 20 | Dec 28, 21 | COX POWERTRAIN LIMITED |
| 11105252 | Cooling apparatus of piston and control method thereof | Jul 09, 20 | Aug 31, 21 | Hyundai Motor Company; Hyundai Motor Company & Kia Motors Corporation; |
| 11085353 | Oil supply element and piston of an internal combustion engine | Nov 21, 19 | Aug 10, 21 | MAHLE International GmbH |
| 11053885 | Cooling channel having dam and funnel | Dec 19, 17 | Jul 06, 21 | KS Kolbenschmidt GmbH |
| 10927788 | Piston of an internal combustion engine | Jun 01, 17 | Feb 23, 21 | MAHLE International GmbH |
| 10871099 | Piston cooling for opposed-piston engine | Aug 25, 17 | Dec 22, 20 | Achates Power Inc. |
| 10787990 | Cooling of a piston by means of sodium-filled tubes | Sep 09, 16 | Sep 29, 20 | KS Kolbenschmidt GmbH |
| 10774726 | Valve for adjusting a cooling fluid flow for piston cooling | Oct 10, 18 | Sep 15, 20 | MAN Truck & Bus AG |
| 10760526 | Piston for internal combustion engine | Jan 11, 19 | Sep 01, 20 | DONG YANG PISTON CO., LTD. |
| 10731598 | Piston having an undercrown surface with coating and method of manufacture thereof | Oct 18, 18 | Aug 04, 20 | Tenneco Inc. |
| 10655561 | Cast light metal piston | Mar 06, 13 | May 19, 20 | Mahle International GmbH |
| 10648425 | Piston with broad ovate gallery | Aug 22, 18 | May 12, 20 | Tenneco Inc. |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2022/0389,855 | COMPACT PISTON VALVE | Nov 13, 20 | Dec 08, 22 | Not available |
| 2021/0102,511 | Internal-Combustion Engine Piston and Method for Controlling Cooling of Internal-Combustion Engine Piston | Apr 12, 18 | Apr 08, 21 | Not available |
| 2020/0318,526 | MARINE OUTBOARD MOTOR WITH PISTON COOLING GALLERY | Mar 24, 20 | Oct 08, 20 | Not available |
| 2019/0107,033 | VALVE FOR ADJUSTING A COOLING FLUID FLOW FOR PISTON COOLING | Oct 10, 18 | Apr 11, 19 | Not available |
| 2018/0202,346 | PISTON BEARING ASSEMBLY FOR AN OPPOSED-PISTON ENGINE | Mar 16, 18 | Jul 19, 18 | Achates Power Inc. |
| 2018/0038,265 | PISTON FOR AN INTERNAL COMBUSTION ENGINE | Feb 26, 16 | Feb 08, 18 | Not available |
| 2017/0370,273 | PISTON COOLING FOR OPPOSED-PISTON ENGINE | Aug 25, 17 | Dec 28, 17 | ACHATES POWER, INC. |
| 2017/0284,273 | LIGHTWEIGHT POWER CELL UNIT | Apr 01, 16 | Oct 05, 17 | MAHLE INTERNATIONAL GMBH |
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