A01D 31/00
Harvesting: other digging harvesters
Official title: Other digging harvesters {(for harvesting asparagus A01D45/007)}
A01D31/00 (Harvesting: other digging harvesters) appears on 29 US grants and 8 published applications in this corpus.
Search patents in A01D- Granted patents
- 29
- Published applications
- 8
- Assignees
- 15
- Inventors
- 58
- Latest grant
- 22 Oct 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 2 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 0 | 1 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Full-hydraulic chain reversing and remote control water-power harvesting equipment for lotus roots22 Oct 2024US 12,120,979 B2Shandong Institute of Petroleum and Chemical Technology
- Onion growing method11 May 2021US 10,999,981 B2
- Bulb, plant, and seedling digging tool30 May 2017US 9,661,796 B1
- Digger for rhizomes and the like3 Jan 2017US 9,532,500 B1Repreve Rënewables, Inc.
- Apparatus for selectively removing plant parts from a bed of plants15 Jul 2014US 8,776,907 B2
- Full-hydraulic chain reversing and remote control water-power harvesting equipment for lotus roots4 May 2023US 2023/0134283 A1(SHENGLl COLLEGE CHINA UNIVERSITY OF PETROLEUM)
- Harvesting machine, system, and method thereof6 Aug 2020US 2020/0245548 A1Mechanized Concepts, LLC
- Onion growing method26 Sep 2019US 2019/0289800 A1
- Apparatus for selectively removing plant parts from a bed of plants20 Mar 2014US 2014/0076590 A1
- Seedling harvesting apparatus1 Jul 2010US 2010/0163257 A1Weyerhaeuser Company
Most cited
By later US patents
- Plant harvester36US 4,965,993 AFMC Corporation · 1990
- Harvesting apparatus using pressurized air and improved blower for providing pressurized air19US 5,376,046 ALee Shuknecht & Sons, Inc. · 1994
- Harvesting machine17US 4,236,581 A1980
- Bulb, root, and leafy vegetable harvester17US 4,629,005 AClemson University · 1986
- Multi-crop harvester/windrower implement9US 5,350,020 A1994