A01C 7/081
Seeders depositing seeds in rows using pneumatic means
Official title: {Seeders depositing seeds in rows using pneumatic means}
A01C7/081 (Seeders depositing seeds in rows using pneumatic means) appears on 841 US grants and 870 published applications in this corpus.
Search patents in A01C- Granted patents
- 841
- Published applications
- 870
- Assignees
- 139
- Inventors
- 817
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 4 | 0 |
| 1984 | 5 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 13 | 0 |
| 2000 | 9 | 0 |
| 2001 | 16 | 3 |
| 2002 | 4 | 4 |
| 2003 | 7 | 7 |
| 2004 | 7 | 6 |
| 2005 | 7 | 15 |
| 2006 | 9 | 10 |
| 2007 | 15 | 11 |
| 2008 | 12 | 13 |
| 2009 | 4 | 8 |
| 2010 | 16 | 19 |
| 2011 | 9 | 16 |
| 2012 | 8 | 26 |
| 2013 | 18 | 19 |
| 2014 | 23 | 49 |
| 2015 | 30 | 35 |
| 2016 | 40 | 83 |
| 2017 | 64 | 50 |
| 2018 | 71 | 76 |
| 2019 | 63 | 85 |
| 2020 | 87 | 87 |
| 2021 | 49 | 54 |
| 2022 | 55 | 48 |
| 2023 | 42 | 41 |
| 2024 | 34 | 44 |
| 2025 | 46 | 29 |
| 2026 | 36 | 32 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Supply system for agricultural equipment29 Sep 2026US 12,745,693 B2Smith Fox LLC
- Multi-crop valve for agricultural inter-cropping22 Sep 2026US 12,740,502 B2101288550 Saskatchewan Ltd.
- Seed conveyor22 Sep 2026US 12,740,503 B2Deere & Company
- Pneumatic conveyor device for granular material and agricultural distributing machine18 Aug 2026US 12,708,065 B2Lemken GmbH & Co.KG
- Measurement of seeder cart tank contents4 Aug 2026US 12,696,834 B2Deere & Company
- Flow Device for at Least Partially Guiding a Conveyed Material Flow, Distributor Head for an Agricultural Spreading Machine and Agricultural Spreading Machine8 Oct 2026US 2026/0305521 A1Amazonen-Werke H. Dreyer SE & Co. KG
- Systems and methods for agricultural additive delivery3 Sep 2026US 2026/0256044 A1Loam Bio Pty Ltd
- Metering System for an Agricultural Distribution Machine and Method for Metering20 Aug 2026US 2026/0242159 A1Amazonen-Werke H. Dreyer SE & Co. KG
- Seed meter with vacuum producing device and controlled outlet pressure13 Aug 2026US 2026/0231851 A1Deere & Company
- Air stream selector13 Aug 2026US 2026/0231853 A1
Most cited
By later US patents
- Pneumatic system for conveying granular material131US 4,280,419 AInternational Harvester Company · 1981
- Air seeder/fertilizer apparatus having metering means and distribution manifold with selectively openable ports120US 7,555,990 B2One Pass Implements Inc. · 2009
- Seed distribution system and method for a seeding implement108US 5,161,473 ADeere & Company · 1992
- Seed planter distribution system96US 6,047,652 ACase Corporation · 2000
- Fertilizer divider for dual air system90US 4,779,765 ADeere & Company · 1988