E02F 3/302
With an additional link
Official title: {with an additional link}
E02F3/302 (With an additional link) appears on 37 US grants and 30 published applications in this corpus.
Search patents in E02F- Granted patents
- 37
- Published applications
- 30
- Assignees
- 22
- Inventors
- 72
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 1 |
| 2007 | 1 | 1 |
| 2008 | 0 | 0 |
| 2009 | 1 | 1 |
| 2010 | 0 | 1 |
| 2011 | 3 | 3 |
| 2012 | 0 | 1 |
| 2013 | 2 | 1 |
| 2014 | 0 | 2 |
| 2015 | 3 | 3 |
| 2016 | 2 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 2 |
| 2020 | 1 | 3 |
| 2021 | 3 | 1 |
| 2022 | 1 | 1 |
| 2023 | 0 | 4 |
| 2024 | 1 | 2 |
| 2025 | 1 | 0 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Work machine18 Aug 2026US 12,709,866 B2
- Position estimating system, position estimating unit, work machine, and extension unit17 Mar 2026US 12,577,759 B2Komatsu Ltd.
- Construction machine27 Jan 2026US 12,534,869 B2Hitachi Construction Machinery Co., Ltd.
- Shovel and control device for shovel30 Dec 2025US 12,509,848 B2Sumitomo Heavy Industries, Ltd.
- Linkage for arm assembly with reduced weld fatigue9 Jan 2024US 11,866,905 B2Caterpillar Global Mining LLC
- Stick for an excavator26 Feb 2026US 2026/0055573 A1Kiesel Technology GmbH
- Position estimating system, position estimating unit, work machine, and extension unit16 May 2024US 2024/0159023 A1Komatsu Ltd.
- Shovel and control device for shovel11 Jan 2024US 2024/0011241 A1Sumitomo Heavy Industries, Ltd.
- Boom vehicle with vertically and laterally foldable boom assembly21 Dec 2023US 2023/0406677 A1Ragnartech Inc.
- Work machine26 Oct 2023US 2023/0340756 A1HEINZLER, Jonas
Most cited
By later US patents
- Miniature, portable, self-contained power machine33US 5,423,654 A1995
- Miniature, portable, self-contained power machine26US 5,647,721 A1997
- Hydraulically operated shovels24US 3,952,890 AHy-Mac Limited · 1976
- Hydraulic excavator17US 4,393,607 AKabushiki Kaisha Komatsu Seisakusho · 1983
- Pin connection device10US 7,963,716 B2Kobelco Construction Machinery Co., Ltd. · 2011