E02F 3/3604
Devices to connect tools to arms, booms or the like
Official title: {Devices to connect tools to arms, booms or the like}
E02F3/3604 (Devices to connect tools to arms, booms or the like) appears on 1,128 US grants and 1,056 published applications in this corpus.
Search patents in E02F- Granted patents
- 1,128
- Published applications
- 1,056
- Assignees
- 421
- Inventors
- 1,846
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 13 | 0 |
| 1978 | 14 | 0 |
| 1979 | 4 | 0 |
| 1980 | 12 | 0 |
| 1981 | 10 | 0 |
| 1982 | 6 | 0 |
| 1983 | 4 | 0 |
| 1984 | 7 | 0 |
| 1985 | 4 | 0 |
| 1986 | 8 | 0 |
| 1987 | 9 | 0 |
| 1988 | 7 | 0 |
| 1989 | 16 | 0 |
| 1990 | 11 | 0 |
| 1991 | 10 | 0 |
| 1992 | 17 | 0 |
| 1993 | 19 | 0 |
| 1994 | 11 | 0 |
| 1995 | 15 | 0 |
| 1996 | 18 | 0 |
| 1997 | 19 | 0 |
| 1998 | 15 | 0 |
| 1999 | 16 | 0 |
| 2000 | 18 | 0 |
| 2001 | 26 | 6 |
| 2002 | 23 | 24 |
| 2003 | 22 | 18 |
| 2004 | 13 | 20 |
| 2005 | 21 | 24 |
| 2006 | 25 | 25 |
| 2007 | 21 | 31 |
| 2008 | 12 | 24 |
| 2009 | 18 | 33 |
| 2010 | 32 | 38 |
| 2011 | 26 | 35 |
| 2012 | 20 | 33 |
| 2013 | 27 | 33 |
| 2014 | 29 | 35 |
| 2015 | 31 | 39 |
| 2016 | 23 | 44 |
| 2017 | 36 | 57 |
| 2018 | 46 | 61 |
| 2019 | 47 | 48 |
| 2020 | 47 | 67 |
| 2021 | 51 | 64 |
| 2022 | 49 | 56 |
| 2023 | 43 | 51 |
| 2024 | 51 | 80 |
| 2025 | 63 | 61 |
| 2026 | 33 | 49 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Trench wall cutting device and method for cutting a cutting trench in the ground15 Sep 2026US 12,735,862 B2BAUER Maschinen GmbH
- Working vehicle and attachment usage system25 Aug 2026US 12,716,193 B2Kubota Corporation
- Electric work vehicle25 Aug 2026US 12,716,196 B2Kubota Corporation
- Drive transmission device and construction machine25 Aug 2026US 12,716,471 B2Nabtesco Corporation
- Machinery implement coupling apparatus4 Aug 2026US 12,698,612 B2Daequip Premium Attachments Ltd
- Work tool coupling apparatus, system and method1 Oct 2026US 2026/0297885 A1Caterpillar Inc.
- Hydraulic circuit, loader, and working machine1 Oct 2026US 2026/0297886 A1Kubota Corporation
- Working vehicle and attachment usage system1 Oct 2026US 2026/0297887 A1Kubota Corporation
- Control device for a front loader and a front hitch of a work vehicle24 Sep 2026US 2026/0286645 A1
- Measure-up processes that enable positioning a tip of a bucket of an excavator24 Sep 2026US 2026/0286664 A1Caterpillar Trimble Control Technologies LLC
Most cited
By later US patents
- Quick-fitting coupling for simultaneously connecting or disconnecting a plurality of couplings87US 5,316,347 A1994
- Skid steer loader adaptor79US 5,098,252 AFord New Holland, Inc. · 1992
- Method for the extraction of sealed cartridges for the preparation of beverages75US 4,806,375 ANestec S. A. · 1989
- Quick attach implement coupler72US 5,082,065 ASupport Services International, Inc. · 1992
- Quick attachment carrier assembly71US 4,436,477 AFarmhand, Inc. · 1984