A01C 7/0445
Seed ejectors
Official title: {Seed ejectors}
A01C7/0445 (Seed ejectors) appears on 286 US grants and 288 published applications in this corpus.
Search patents in A01C- Granted patents
- 286
- Published applications
- 288
- Assignees
- 71
- Inventors
- 307
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 4 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 5 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 4 | 0 |
| 2002 | 5 | 3 |
| 2003 | 6 | 7 |
| 2004 | 4 | 0 |
| 2005 | 2 | 2 |
| 2006 | 2 | 3 |
| 2007 | 2 | 1 |
| 2008 | 1 | 1 |
| 2009 | 1 | 1 |
| 2010 | 2 | 10 |
| 2011 | 1 | 8 |
| 2012 | 7 | 7 |
| 2013 | 9 | 8 |
| 2014 | 11 | 18 |
| 2015 | 10 | 29 |
| 2016 | 24 | 16 |
| 2017 | 26 | 20 |
| 2018 | 18 | 20 |
| 2019 | 14 | 16 |
| 2020 | 17 | 23 |
| 2021 | 9 | 35 |
| 2022 | 18 | 11 |
| 2023 | 24 | 11 |
| 2024 | 14 | 11 |
| 2025 | 15 | 8 |
| 2026 | 5 | 19 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- 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 meter with vacuum producing device and controlled outlet pressure21 Apr 2026US 12,604,792 B2Deere & Company
- High-speed precision seed metering device through kinetic-energy-type rotating and throwing and seed metering control method thereof20 Jan 2026US 12,527,248 B2Qingdao Agricultural University
- Planting unit for a seeding machine having a seed meter and seed delivery system6 Jan 2026US 12,514,148 B2Deere & Company
- Distribution assembly for a seed drill with an associated clearance adjustment device and associated seed drill8 Oct 2026US 2026/0305520 A1Kuhn S. A.
- 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
- Agricultural seed meter and related devices, systems, and methods13 Aug 2026US 2026/0231850 A1Ag Leader Technology
- Seed meter with vacuum producing device and controlled outlet pressure13 Aug 2026US 2026/0231851 A1Deere & Company
Most cited
By later US patents
- Vacuum seed meter and dispensing apparatus118US 6,516,733 B1Precision Planting LLC · 2003
- Enhanced statistical/status display95US 6,091,997 ACase Corporation · 2000
- Vacuum seed meter and dispensing apparatus86US 6,748,885 B2Precision Planting LLC · 2004
- Seed delivery apparatus, systems, and methods78US 8,985,037 B2Precision Planting LLC · 2015
- Seed metering apparatus71US 5,601,209 AMorris Industries Ltd. · 1997