A01D 23/06
Topping machines: with collecting and depositing devices for the tops
Official title: with collecting and depositing devices for the tops; Devices for protecting the tops against damage
A01D23/06 (Topping machines: with collecting and depositing devices for the tops) appears on 7 US grants and 4 published applications in this corpus.
Search patents in A01D- Granted patents
- 7
- Published applications
- 4
- Assignees
- 5
- Inventors
- 12
- Latest grant
- 21 Sep 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
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| 1984 | 0 | 0 |
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| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
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| 1990 | 1 | 0 |
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| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
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| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 1 | 1 |
| 2021 | 1 | 0 |
| 2022 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Cross auger mounting device for flexible harvesting header21 Sep 2021US 11,122,742 B2AG Shield Ltd.
- Plant processing system29 Sep 2020US 10,785,906 B2Pearson Incorporated
- Worm mower1 May 1990US 4,920,737 AMunich, Steinmann, Schiller
- Agricultural crop defoliator19 Jul 1988US 4,757,670 A
- Machine for harvesting the foliage of row crops9 Jun 1981US 4,271,662 ASvenska Sockerfabriks AB
- Sugar beet defoliator and top saver7 Apr 2022US 2022/0104428 A1
- Plant processing system20 Aug 2020US 2020/0260649 A1Pearson Incorporated
- Cross auger mounting device for flexible harvesting header8 Aug 2019US 2019/0239433 A1AG Shield Ltd.
- Systems and method for improving airflow in an onion topping device13 Mar 2008US 2008/0060334 A1
Most cited
By later US patents
- Apparatus for cutting tops from plants12US 4,141,201 A1979
- Worm mower6US 4,920,737 AMunich, Steinmann, Schiller · 1990
- Plant processing system4US 10,785,906 B2Pearson Incorporated · 2020
- Agricultural crop defoliator4US 4,757,670 A1988
- Machine for removing foliage from root crops2US 4,064,681 ASvenska Sockerfabriks AB · 1977