Class F01M : LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL-COMBUSTION ENGINES; CRANKCASE VENTILATING
Subclass 1/04: Pressure lubrication using pressure in working cylinder or crankcase to operate lubricant-feeding devices
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12071871 | Positive pressure air cleaning apparatus for a crankcase ventilation system | Jun 12, 23 | Aug 27, 24 | Caterpillar Inc. |
| 11982213 | Lubricating method of lubrication system of engine | Dec 29, 22 | May 14, 24 | YONGKANG PUYUAN TOOLS CO., LTD. |
| 11808182 | Internal combustion engine and oil treatment apparatus for use with the same | Oct 14, 22 | Nov 07, 23 | KOHLER CO. |
| 11499452 | Internal combustion engine and oil treatment apparatus for use with the same | Nov 15, 20 | Nov 15, 22 | Kohler Co. |
| 11459918 | Engine assembly | Mar 08, 21 | Oct 04, 22 | Perkins Engines Company Limited |
| 11300020 | Quantitative one-way oil gas lubricant system and method for 4-stroke engine | Jan 31, 18 | Apr 12, 22 | ZHEJIANG YAT ELECTRICAL APPLIANCE CO., LTD |
| 11168593 | Four stroke engine, handheld work apparatus having a four stroke engine, and method for operating a four stroke engine | Nov 01, 19 | Nov 09, 21 | ANDREAS STIHL AG & CO. KG |
| 11149600 | Oil lubrication structure of transmission device | Oct 18, 18 | Oct 19, 21 | Suzuki Motor Corporation |
| 11008908 | Oil passageway structure for internal combustion engines | Mar 26, 19 | May 18, 21 | Honda Motor Co. Ltd. |
| 10914208 | In-vehicle internal combustion engine | Jan 28, 19 | Feb 09, 21 | 501 Toyota Jidosha Kabushiki Kaisha |
| 10858971 | Internal combustion engine and oil treatment apparatus for use with the same | May 20, 19 | Dec 08, 20 | Kohler Co. |
| 10683139 | Replaceable fluid container | Jan 17, 18 | Jun 16, 20 | CASTROL LIMITED |
| 10634020 | Internal combustion engine | Jan 28, 19 | Apr 28, 20 | c/o TOYOTA JIDOSHA KABUSHIKI KAISHA |
| 10626792 | High-performance internal combustion engine | Oct 19, 18 | Apr 21, 20 | Not available |
| 10590815 | Lubricating device for engine | Jul 25, 16 | Mar 17, 20 | Makita Corporation |
| 10502103 | Internal combustion engine with improved lubrication system | Nov 29, 17 | Dec 10, 19 | Honda Motor Co., Ltd. |
| 10400643 | Cam journal lubricant supply mechanism for engine | Mar 14, 17 | Sep 03, 19 | 501 Mazda Motor Corporation |
| 10378397 | Lubrication structure for internal combustion engine | Dec 29, 17 | Aug 13, 19 | Suzuki Motor Corporation |
| 10337367 | Four-stroke engine lubrication system | Nov 01, 17 | Jul 02, 19 | CHONGQING RATO TECHNOLOGY CO., LTD. |
| 10267223 | Portable four-stroke engine | Nov 01, 17 | Apr 23, 19 | CHONGQING RATO TECHNOLOGY CO., LTD. |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2020/0408,117 | GEROTOR-TYPE OIL PUMP | Jun 25, 19 | Dec 31, 20 | Not available |
| 2019/0234,257 | INTERNAL COMBUSTION ENGINE | Jan 28, 19 | Aug 01, 19 | c/o TOYOTA JIDOSHA KABUSHIKI KAISHA |
| 2016/0230,621 | LUBRICATING DEVICE FOR ENGINE | Jan 28, 16 | Aug 11, 16 | MAKITA CORPORATION |
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