A01F 12/448
Sieve adjusting means
Official title: {Sieve adjusting means}
A01F12/448 (Sieve adjusting means) appears on 109 US grants and 108 published applications in this corpus.
Search patents in A01F- Granted patents
- 109
- Published applications
- 108
- Assignees
- 31
- Inventors
- 209
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 3 |
| 2003 | 3 | 2 |
| 2004 | 2 | 2 |
| 2005 | 3 | 2 |
| 2006 | 1 | 1 |
| 2007 | 0 | 1 |
| 2008 | 2 | 1 |
| 2009 | 0 | 1 |
| 2010 | 1 | 2 |
| 2011 | 3 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 3 |
| 2014 | 2 | 2 |
| 2015 | 3 | 5 |
| 2016 | 4 | 10 |
| 2017 | 7 | 12 |
| 2018 | 14 | 8 |
| 2019 | 8 | 12 |
| 2020 | 10 | 7 |
| 2021 | 6 | 7 |
| 2022 | 5 | 13 |
| 2023 | 5 | 4 |
| 2024 | 3 | 3 |
| 2025 | 10 | 4 |
| 2026 | 5 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Force optimization on grain cleaning drive system of combine harvester25 Aug 2026US 12,714,029 B2CNH Industrial America LLC
- Grain cleaning system for a combine harvester23 Jun 2026US 12,660,757 B2AGCO Corporation
- Material flow sensing system in a combine harvester9 Jun 2026US 12,648,519 B2AGCO International GmbH
- Longitudinal sieve compensation20 Jan 2026US 12,527,259 B2AGCO International GmbH
- Adjustment arrangement for a sieve in an agricultural harvester6 Jan 2026US 12,514,164 B2CNH Industrial America LLC
- Systems and methods for grain loss detection and analysis30 Jul 2026US 2026/0215366 A1Deere & Company
- Sieve device for plansifters for fractionating ground cereal products25 Jun 2026US 2026/0175260 A1Swisca AG
- A Grain Cleaning Apparatus for a Combine Harvester5 Mar 2026US 2026/0060179 A1AGCO International GmbH
- Agricultural combine grain cleaning sieve with independently rotatable louvers20 Nov 2025US 2025/0351778 A1CNH Industrial America LLC
- Force optimization on grain cleaning drive system of combine harvester14 Aug 2025US 2025/0255221 A1CNH Industrial America LLC
Most cited
By later US patents
- Combine sieve adjustment mechanism42US 4,712,568 ANew Holland Inc. · 1987
- Apparatus for adjusting the sieve of a combine harvester32US 4,897,072 A1990
- Automatic sieve and chaffer adjustment in a combine harvester31US 4,466,231 ASperry Corporation · 1984
- Infinite adjustment means for sieve and chaffer slats30US 4,502,493 AHart-Carter Company · 1985
- Remote combine sieve adjuster30US 5,984,777 A1999