A01D 34/54
Cutting-height adjustment
A01D34/54 (Cutting-height adjustment) appears on 86 US grants and 105 published applications in this corpus.
Search patents in A01D- Granted patents
- 86
- Published applications
- 105
- Assignees
- 52
- Inventors
- 217
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 4 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 1 | 1 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 5 |
| 2008 | 2 | 0 |
| 2009 | 2 | 3 |
| 2010 | 3 | 7 |
| 2011 | 4 | 3 |
| 2012 | 1 | 0 |
| 2013 | 3 | 4 |
| 2014 | 3 | 4 |
| 2015 | 4 | 4 |
| 2016 | 2 | 3 |
| 2017 | 3 | 3 |
| 2018 | 1 | 5 |
| 2019 | 4 | 14 |
| 2020 | 4 | 11 |
| 2021 | 9 | 6 |
| 2022 | 6 | 8 |
| 2023 | 6 | 7 |
| 2024 | 4 | 2 |
| 2025 | 5 | 6 |
| 2026 | 6 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Configurable lift actuator for lawn mower cutting unit7 Jul 2026US 12,672,603 B2Textron Inc.
- Mower and outdoor work tool30 Jun 2026US 12,667,046 B2Greenworks (Jiangsu) Co., Ltd.
- Garden tool23 Jun 2026US 12,660,748 B2Greenworks (Jiangsu) Co., Ltd.
- Turf maintenance machine with drive pulley height adjustment system16 Jun 2026US 12,653,098 B2Metalcraft of Mayville, Inc.
- Autonomous lawn mower and a system for navigating thereof9 Jun 2026US 12,648,513 B2Techtronic Outdoor Products Technology Limited
- Adjustable mower assembly1 Oct 2026US 2026/0293801 A1Textron Inc.
- Gauge wheel system for an agricultural header13 Aug 2026US 2026/0231856 A1CNH Industrial America LLC
- Speed-based implement commands on a mowing vehicle6 Aug 2026US 2026/0223769 A1Deere & Company
- Control method for mower with lidar, and device11 Jun 2026US 2026/0157270 A1Wuxi Junchuangfei Satellite Technology Co., Ltd
- Autonomous electric mower system and related methods4 Jun 2026US 2026/0150782 A1
Most cited
By later US patents
- Height-of-cut adjustment system for reel mower33US 7,114,318 B2Deere & Company · 2006
- Height of cut adjustment system for reel mower32US 7,395,648 B1Deere & Company · 2008
- Grass cutting unit with height of cut adjustment27US 5,203,151 ARansomes Sims & Jefferies Limited · 1993
- Grass cutting unit26US 5,197,267 ARansomes Sims & Jefferies Limited · 1993
- Snap-on height adjustment spacer clips for mower deck wheel spindles and the like24US 5,463,855 AGreat Plains Manufacturing, Inc. · 1995