E02F 9/126
Lubrication systems
Official title: {Lubrication systems}
E02F9/126 (Lubrication systems) appears on 27 US grants and 30 published applications in this corpus.
Search patents in E02F- Granted patents
- 27
- Published applications
- 30
- Assignees
- 20
- Inventors
- 64
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 0 | 4 |
| 2014 | 1 | 3 |
| 2015 | 3 | 2 |
| 2016 | 3 | 1 |
| 2017 | 1 | 2 |
| 2018 | 3 | 2 |
| 2019 | 3 | 1 |
| 2020 | 0 | 3 |
| 2021 | 1 | 3 |
| 2022 | 0 | 2 |
| 2023 | 2 | 1 |
| 2024 | 2 | 1 |
| 2025 | 3 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Lubricant leakage control mechanism and gear mechanism18 Aug 2026US 12,710,096 B2Nabtesco Corporation
- Turning unit of construction machine26 Aug 2025US 12,398,535 B2Kobelco Construction Machinery Co., Ltd.
- Shovel12 Aug 2025US 12,385,219 B2Sumitomo Construction Machinery Co., Ltd.
- Control unit8 Jul 2025US 12,352,013 B2Volvo Construction Equipment AB
- Working machine14 May 2024US 11,982,068 B2Kubota Corporation
- Control unit2 Oct 2025US 2025/0305245 A1Volvo Construction Equipment AB
- Lubricant leakage control mechanism and gear mechanism12 Jun 2025US 2025/0189030 A1Nabtesco Corporation
- Turning unit of construction machine26 Sep 2024US 2024/0318406 A1Kobelco Construction Machinery Co., Ltd.
- Control unit3 Aug 2023US 2023/0243125 A1Volvo Construction Equipment AB
- Construction machine14 Jul 2022US 2022/0220698 A1Yanmar Power Technology Co., Ltd.
Most cited
By later US patents
- Automatic greasing system for construction machines and abnormality detecting method therefor21US 5,482,138 AKabushiki Kaisha Komatsu Seisakusho · 1996
- Mobile power crane-excavator with open gear greasing6US 4,244,447 ANorthwest Engineering Company · 1981
- Swing reduction gear assembly5US 5,040,428 AKabushiki Kaisha Kobe Seiko Sho · 1991
- Drive device for construction machine5US 9,328,817 B2Kobe Steel, Ltd. · 2016
- Systems and methods for sensing wear of reducing elements of a material reducing machine5US 9,890,504 B2Vermeer Manufacturing Company · 2018