A01B 63/04
Hand devices
Official title: Hand devices; Hand devices with mechanical accumulators, e.g. springs
A01B63/04 (Hand devices) appears on 23 US grants and 16 published applications in this corpus.
Search patents in A01B- Granted patents
- 23
- Published applications
- 16
- Assignees
- 12
- Inventors
- 35
- Latest grant
- 22 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 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 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 1 |
| 2011 | 0 | 1 |
| 2012 | 1 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 1 | 2 |
| 2019 | 2 | 3 |
| 2020 | 4 | 3 |
| 2021 | 1 | 0 |
| 2022 | 0 | 2 |
| 2023 | 3 | 1 |
| 2024 | 1 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Agricultural trench depth systems, methods, and apparatus22 Apr 2025US 12,279,541 B2Precision Planting LLC
- Vehicle for cultivation and transportation13 Feb 2024US 11,895,936 B2Massachusetts Institute of Technology
- Agricultural trench depth systems, methods, and apparatus25 Jul 2023US 11,707,007 B2Precision Planting LLC
- Agricultural trench depth systems, methods, and apparatus28 Mar 2023US 11,612,093 B2Precision Planting LLC
- Soil preparation implement31 Jan 2023US 11,564,342 B1
- Agricultural trench depth systems, methods, and apparatus5 Oct 2023US 2023/0309433 A1Precision Planting LLC
- Vehicle for cultivation and transportation21 Jul 2022US 2022/0225555 A1Massachusetts Institute of Technology
- Position and draft control mechanism for an implement coupled to vehicle hitch17 Feb 2022US 2022/0048344 A1Mahindra & Mahindra Limited
- Floatation Springs Attached to Adjustable Skid Shoes12 Nov 2020US 2020/0352093 A1CNH Industrial America LLC
- Agricultural trench depth systems, methods, and apparatus29 Oct 2020US 2020/0337203 A1Precision Planting LLC
Most cited
By later US patents
- Agricultural tillage device72US 8,359,988 B2Dawn Equipment Company · 2013
- Agricultural tillage device68US 7,743,718 B2Dawn Equipment Company · 2010
- Agricultural tillage device59US 8,151,717 B2Dawn Equipment Company · 2012
- Lift system for front-mounted implements for lawn and garden tractors22US 4,825,570 ADeere & Company · 1989
- Walk-behind agricultural working machine14US 6,854,526 B2Honda Motor Co., Ltd. · 2005