A01D 33/14
Lifting or lowering mechanisms for the tools
A01D33/14 (Lifting or lowering mechanisms for the tools) appears on 16 US grants and 13 published applications in this corpus.
Search patents in A01D- Granted patents
- 16
- Published applications
- 13
- Assignees
- 14
- Inventors
- 34
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 1 |
| 2014 | 1 | 0 |
| 2015 | 1 | 1 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 1 |
| 2020 | 0 | 0 |
| 2021 | 1 | 1 |
| 2022 | 0 | 2 |
| 2023 | 0 | 2 |
| 2024 | 2 | 0 |
| 2025 | 0 | 0 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Tractor-assisted multi-row harvester for root vegetables14 Jul 2026US 12,677,732 B2Univerco (1978) Inc.
- Independent front platform for agricultural machines and agricultural harvester26 May 2026US 12,635,600 B2CNH Industrial Brasil Ltda.
- Device for mounting a support arm, which moves a lifting tool, on a harvesting machine16 Jul 2024US 12,035,652 B2Reichhardt GmbH Steuerungstechnik
- Beet scalper12 Mar 2024US 11,925,138 B2
- Harvesting device, corresponding machine and method10 Aug 2021US 11,083,132 B2Exel Industries
- Harvesting machine for root crops, and receiving unit for a harvesting machine11 Jun 2026US 2026/0157267 A1
- Independent Front Platform for Agricultural Machines and Agricultural Harvester14 Sep 2023US 2023/0284559 A1CNH Industrial Brasil Ltda.
- Harvesting system based on a platform for agricultural harvesters, and platform for agricultural harvesters7 Sep 2023US 2023/0276730 A1CNH Industrial Brasil Ltda.
- Beet scalper3 Nov 2022US 2022/0346308 A1
- Tractor-Assisted Multi-Row Harvester for Root Vegetables8 Sep 2022US 2022/0279709 A1Univerco (1978) Inc.
Most cited
By later US patents
- Depth control for ground working agricultural implements81US 4,176,721 AKep Enterprises · 1979
- Depth control device for ground working agricultural implements37US 4,031,963 A1977
- Row crop harvester with adjustable picking heads13US 4,185,696 ADixon "Y" Machine, Incorporated · 1980
- Harvester with automatic depth and level control9US 9,351,443 B2Amity Technology, LLC · 2016
- Automatic row crop implement positioner6US 7,055,616 B12006