A01B
Soil working in agriculture or forestry
Official title: SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL (making or covering furrows or holes for sowing, planting or manuring A01C5/00; mowers convertible to soil working apparatus or capable of soil working A01D42/04; mowers combined with soil working implements A01D43/12; soil working for engineering purposes E01, E02, E21)
A01B (Soil working in agriculture or forestry) appears on 11,364 US grants and 10,222 published applications in this corpus.
Search patents in A01B- Granted patents
- 11,364
- Published applications
- 10,222
- Assignees
- 2,449
- Inventors
- 15,039
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 121 | 0 |
| 1977 | 177 | 0 |
| 1978 | 190 | 0 |
| 1979 | 146 | 0 |
| 1980 | 169 | 0 |
| 1981 | 158 | 0 |
| 1982 | 151 | 0 |
| 1983 | 119 | 0 |
| 1984 | 131 | 0 |
| 1985 | 155 | 0 |
| 1986 | 143 | 0 |
| 1987 | 129 | 0 |
| 1988 | 116 | 0 |
| 1989 | 136 | 0 |
| 1990 | 121 | 0 |
| 1991 | 127 | 0 |
| 1992 | 106 | 0 |
| 1993 | 99 | 0 |
| 1994 | 110 | 0 |
| 1995 | 157 | 0 |
| 1996 | 153 | 0 |
| 1997 | 144 | 0 |
| 1998 | 166 | 0 |
| 1999 | 173 | 0 |
| 2000 | 184 | 0 |
| 2001 | 197 | 29 |
| 2002 | 188 | 145 |
| 2003 | 165 | 183 |
| 2004 | 152 | 181 |
| 2005 | 127 | 189 |
| 2006 | 158 | 194 |
| 2007 | 83 | 171 |
| 2008 | 77 | 214 |
| 2009 | 120 | 185 |
| 2010 | 153 | 173 |
| 2011 | 129 | 220 |
| 2012 | 159 | 227 |
| 2013 | 199 | 255 |
| 2014 | 240 | 316 |
| 2015 | 229 | 408 |
| 2016 | 272 | 402 |
| 2017 | 371 | 518 |
| 2018 | 398 | 607 |
| 2019 | 520 | 637 |
| 2020 | 547 | 797 |
| 2021 | 495 | 780 |
| 2022 | 519 | 793 |
| 2023 | 581 | 695 |
| 2024 | 584 | 761 |
| 2025 | 655 | 674 |
| 2026 | 465 | 468 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Main groups
Granted patents with any code in the group
- A01B 79/00Methods for working soil2,081
- A01B 63/00Lifting or adjusting devices or arrangements for agricultural machines or implements2,061
- A01B 69/00Steering of agricultural machines or implements1,877
- A01B 73/00Means or arrangements to facilitate transportation of agricultural machines or implements1,082
- A01B 49/00Combined machines1,060
- A01B 59/00Devices specially adapted for connection between animals or tractors and agricultural machines1,059
- A01B 1/00Hand tools1,047
- A01B 33/00Tilling implements with rotary driven tools713
All 37 main groupsShow fewer
- A01B 71/00Construction or arrangement of setting or adjusting mechanisms, of implement or tool620
- A01B 76/00Parts, details or accessories of agricultural machines or implements, not provided for566
- A01B 45/00Machines for treating meadows or lawns489
- A01B 61/00Devices for, or parts of, agricultural machines or implements for preventing overstrain472
- A01B 35/00Soil working in agriculture or forestry: other machines for working soil463
- A01B 15/00Elements, tools, or details of ploughs445
- A01B 39/00Machines specially adapted for working soil on which crops are growing349
- A01B 29/00Rollers291
- A01B 23/00Elements, tools, or details of harrows286
- A01B 51/00Undercarriages specially adapted for mounting on various kinds of agricultural tools or272
- A01B 13/00Ploughs or like machines for special purposes249
- A01B 21/00Harrows with rotary non-driven tools226
- A01B 3/00Ploughs with fixed plough-shares165
- A01B 5/00Ploughs with rolling non-driven tools142
- A01B 43/00Gatherers for removing stones, undesirable roots or the like from the soil108
- A01B 19/00Harrows with non-rotating tools103
- A01B 31/00Drags96
- A01B 17/00Ploughs with special additional arrangements71
- A01B 47/00Soil-working with electric potential applied between tools and soil55
- A01B 27/00Clod-crushers54
- A01B 67/00Devices for controlling the tractor motor by resistance of tools48
- A01B 77/00Machines for lifting and treating soil46
- A01B 41/00Thinning machines40
- A01B 37/00Devices for loosening soil compacted by wheels or the like39
- A01B 25/00Harrows with special additional arrangements27
- A01B 11/00Ploughs with oscillating, digging or piercing tools driven or not22
- A01B 9/00Ploughs with rotary driven tools22
- A01B 75/00Carriers for supporting persons when working in the field19
- A01B 7/00Disc-like soil-working implements usable either as ploughs or as harrows, or the16
Recent patents
- System and method for reducing or preventing plugging of an agricultural implement6 Oct 2026US 12,751,343 B2CNH Industrial America LLC
- Agricultural implements having foldable marker assemblies6 Oct 2026US 12,751,344 B2AGCO Corporation
- Automatic traveling method, automatic traveling system, and automatic traveling program6 Oct 2026US 12,751,345 B2Yanmar Holdings Co., Ltd.
- Methods, apparatus, and articles of manufacture to generate a turn path for a vehicle6 Oct 2026US 12,751,346 B2Deere & Company
- Working vehicle6 Oct 2026US 12,751,347 B2Kubota Corporation
- Customizable garden tool8 Oct 2026US 2026/0305509 A1
- Thinning elements or scourges for thinning machines and related thinning machine8 Oct 2026US 2026/0305510 A1
- Removably mounted plow for elongated tubular materials8 Oct 2026US 2026/0305511 A1Roberts Welding & Fabricating Ltd.
- Systems and methods for determining a center pivot point of a circular path based on points passed through by a vehicle8 Oct 2026US 2026/0305512 A1AGCO International GmbH
- Systems and methods for determining a center pivot point of a circular path based on a preliminary arc overlaying a digital image8 Oct 2026US 2026/0305513 A1AGCO International GmbH
Most cited
By later US patents
- Transmission1,018US 7,028,570 B2Honda Motor Co., Ltd. · 2006
- Control of vehicular systems in response to anticipated conditions predicted using predetermined geo-referenced maps409US 5,995,895 ACase Corporation · 1999
- Methods and apparatus for precision agriculture operations utilizing real time kinematic global positioning system systems403US 6,199,000 B1Trimble Navigation Limited · 2001
- Closed circuit video guidance system for farming vehicles and method331US 4,288,814 ATalley & Sons, Inc. · 1981
- Highway premarking guidance system322US 4,247,870 AHer Majesty the Queen in right of Canada, as represented by the Minister of Highways and Transportation · 1981