A01B 39/20
Tools
Official title: Tools; Details
A01B39/20 (Tools) appears on 92 US grants and 51 published applications in this corpus.
Search patents in A01B- Granted patents
- 92
- Published applications
- 51
- Assignees
- 46
- Inventors
- 146
- Latest grant
- 14 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 9 | 0 |
| 1978 | 6 | 0 |
| 1979 | 3 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 5 | 0 |
| 1987 | 4 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 1 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 1 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 1 | 2 |
| 2014 | 0 | 1 |
| 2015 | 1 | 6 |
| 2016 | 4 | 6 |
| 2017 | 4 | 2 |
| 2018 | 5 | 6 |
| 2019 | 2 | 4 |
| 2020 | 5 | 3 |
| 2021 | 3 | 5 |
| 2022 | 0 | 4 |
| 2023 | 2 | 3 |
| 2024 | 6 | 2 |
| 2025 | 2 | 0 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Tillage disc arm drift control14 Apr 2026US 12,599,053 B2Brandt Industries Canada Ltd.
- Agricultural machine with a soil tillage tool and method for controlling a soil tillage tool25 Nov 2025US 12,477,966 B2Clemens GmbH & Co. KG, Weinbautechnik-Getränketechnik
- Compensating device for working on a slope in viticulture29 Apr 2025US 12,284,927 B2Clemens GmbH & Co. KG, Weinbautechnik-Getränketechnik
- Grapevine soil-cleaning device and engineering machinery provided installed with soil-cleaning device17 Sep 2024US 12,089,514 B2Jiangsu University
- Adjustable row crop cultivator19 Mar 2024US 11,930,727 B1
- Wide sweep weeding machine for high density crops4 Jun 2026US 2026/0150771 A1Bona Terra, A.C.
- Working vehicle19 Feb 2026US 2026/0048798 A1Kubota Corporation
- Cultivator with finger weeders12 Feb 2026US 2026/0041020 A1Accura FLow, LLC
- Width-variable tillage device7 Nov 2024US 2024/0365692 A1Treffler Maschinenbau GmbH & Co. KG
- Disc Plow Weight Mounting Bracket Device18 Apr 2024US 2024/0122086 A1
Most cited
By later US patents
- Cultivator disk shield assembly81US 4,142,589 A1979
- Row crop cultivator with setting indicator75US 4,650,005 A1987
- Adjustable attachment for mounting a farming tool on a drawing vehicle67US 5,240,080 ADawn Equipment Company · 1993
- Clamping apparatus with bi-directional clamping device45US 4,786,204 AThe Eversman Mfg. Company · 1988
- Agricultural system for field preparation38US 9,241,438 B2Dawn Equipment Company · 2016