A01B 59/043
Supported at three points
Official title: supported at three points, e.g. by quick-release couplings (A01B59/06 takes precedence)
A01B59/043 (Supported at three points) appears on 98 US grants and 87 published applications in this corpus.
Search patents in A01B- Granted patents
- 98
- Published applications
- 87
- Assignees
- 38
- Inventors
- 206
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 3 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 2 |
| 2003 | 4 | 2 |
| 2004 | 2 | 2 |
| 2005 | 0 | 1 |
| 2006 | 2 | 0 |
| 2007 | 1 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 4 |
| 2017 | 2 | 8 |
| 2018 | 6 | 8 |
| 2019 | 8 | 9 |
| 2020 | 7 | 5 |
| 2021 | 3 | 10 |
| 2022 | 3 | 6 |
| 2023 | 8 | 9 |
| 2024 | 1 | 7 |
| 2025 | 8 | 6 |
| 2026 | 7 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Tractor-trailer combination, tractor and trailer thereof28 Jul 2026US 12,690,507 B2CNH Industrial America LLC
- Coupling device for a lower link of a three-point linkage30 Jun 2026US 12,667,033 B2Deere & Company
- Hitching assembly30 Jun 2026US 12,667,034 B2Deere & Company
- Hitch for a vehicle16 Jun 2026US 12,653,082 B2Deere & Company
- Agricultural vehicle combination12 May 2026US 12,622,337 B2Deere & Company
- Removably mounted plow for elongated tubular materials8 Oct 2026US 2026/0305511 A1Roberts Welding & Fabricating Ltd.
- Work vehicle13 Aug 2026US 2026/0231845 A1Kubota Corporation
- Working vehicle26 Mar 2026US 2026/0084763 A1Kubota Corporation
- Guidance hitch12 Feb 2026US 2026/0041021 A1
- Travel control system, work vehicle, and method of travel control1 Jan 2026US 2026/0000008 A1Kubota Corporation
Most cited
By later US patents
- Three point hitch with on board storage receptacles30US 6,125,945 A2000
- Three point hitch for truck24US 4,940,096 A1990
- Apparatus facilitating connection of trailer implement to tractor three-point hitch system19US 5,690,182 A1997
- Combination tractor and farm implement hitch means17US 4,073,346 AIowa State Univ. Research Foundation, Inc. · 1978
- Straddling tractors17US 4,164,985 AETS. Bobard Jeune S.A. · 1979