A01C 7/04
Single-grain seeders with or without suction devices
A01C7/04 (Single-grain seeders with or without suction devices) appears on 815 US grants and 786 published applications in this corpus.
Search patents in A01C- Granted patents
- 815
- Published applications
- 786
- Assignees
- 211
- Inventors
- 974
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 9 | 0 |
| 1978 | 8 | 0 |
| 1979 | 6 | 0 |
| 1980 | 6 | 0 |
| 1981 | 6 | 0 |
| 1982 | 3 | 0 |
| 1983 | 6 | 0 |
| 1984 | 6 | 0 |
| 1985 | 8 | 0 |
| 1986 | 7 | 0 |
| 1987 | 9 | 0 |
| 1988 | 5 | 0 |
| 1989 | 4 | 0 |
| 1990 | 9 | 0 |
| 1991 | 4 | 0 |
| 1992 | 5 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 7 | 0 |
| 1996 | 5 | 0 |
| 1997 | 4 | 0 |
| 1998 | 9 | 0 |
| 1999 | 6 | 0 |
| 2000 | 5 | 0 |
| 2001 | 18 | 1 |
| 2002 | 12 | 12 |
| 2003 | 19 | 18 |
| 2004 | 17 | 4 |
| 2005 | 7 | 9 |
| 2006 | 6 | 6 |
| 2007 | 6 | 8 |
| 2008 | 8 | 9 |
| 2009 | 10 | 10 |
| 2010 | 15 | 22 |
| 2011 | 5 | 12 |
| 2012 | 10 | 17 |
| 2013 | 17 | 16 |
| 2014 | 18 | 36 |
| 2015 | 24 | 57 |
| 2016 | 38 | 52 |
| 2017 | 54 | 47 |
| 2018 | 50 | 52 |
| 2019 | 47 | 68 |
| 2020 | 52 | 56 |
| 2021 | 39 | 72 |
| 2022 | 40 | 47 |
| 2023 | 47 | 27 |
| 2024 | 43 | 46 |
| 2025 | 50 | 41 |
| 2026 | 18 | 41 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Autonomous agriculture platform7 Jul 2026US 12,675,112 B2Salin 247, Inc.
- Seed-metering device having multiple cavities and magnetic seed protection assembly23 Jun 2026US 12,660,740 B2Anhui Agricultural University
- Grain-singulating apparatus with separating device, and seeder with grain-singulating apparatus2 Jun 2026US 12,642,162 B2Amazonen-Werke H. Dreyer SE & Co. KG
- Singulating device, agricultural implement and method of distributing granular material to ground2 Jun 2026US 12,642,164 B2Väderstad Holding AB
- Seed placement device5 May 2026US 12,616,082 B2Deere & Company
- Agricultural material ejection apparatus8 Oct 2026US 2026/0305519 A1Kubota Corporation
- Distribution assembly for a seed drill with an associated clearance adjustment device and associated seed drill8 Oct 2026US 2026/0305520 A1Kuhn S. A.
- Adjustable twin-row assemblies and agricultural implements having such twin-row assemblies1 Oct 2026US 2026/0293789 A1AGCO Corporation
- Agricultural Singulation Device for Singulating Particulate Material10 Sep 2026US 2026/0262559 A1Amazonen-Werke H. Dreyer SE & Co. KG
- Seed Discs For Use With Seed Meters And Planters10 Sep 2026US 2026/0262560 A1Monsanto Technology LLC
Most cited
By later US patents
- Vacuum seed meter180US 5,170,909 ADeere & Company · 1992
- Planter monitor system and method138US 8,078,367 B2Precision Planting LLC · 2011
- Vacuum seed meter and dispensing apparatus118US 6,516,733 B1Precision Planting LLC · 2003
- Apparatus and method for controlled delivery of seeds to an open furrow108US 6,681,706 B2Precision Planting LLC · 2004
- Agricultural seeding apparatus and method for seed placement synchronization between multiple rows97US 7,726,251 B1Deere & Company · 2010