A01G 31/06
Hydroponic culture on racks or in stacked containers
A01G31/06 (Hydroponic culture on racks or in stacked containers) appears on 588 US grants and 987 published applications in this corpus.
Search patents in A01G- Granted patents
- 588
- Published applications
- 987
- Assignees
- 414
- Inventors
- 1,426
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 4 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 4 | 0 |
| 2001 | 3 | 0 |
| 2002 | 0 | 0 |
| 2003 | 4 | 3 |
| 2004 | 1 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 2 |
| 2007 | 2 | 2 |
| 2008 | 0 | 5 |
| 2009 | 1 | 5 |
| 2010 | 2 | 1 |
| 2011 | 2 | 6 |
| 2012 | 4 | 9 |
| 2013 | 5 | 8 |
| 2014 | 5 | 23 |
| 2015 | 5 | 15 |
| 2016 | 11 | 35 |
| 2017 | 12 | 41 |
| 2018 | 27 | 79 |
| 2019 | 32 | 95 |
| 2020 | 56 | 97 |
| 2021 | 56 | 109 |
| 2022 | 64 | 118 |
| 2023 | 63 | 115 |
| 2024 | 78 | 101 |
| 2025 | 62 | 85 |
| 2026 | 46 | 32 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Systems and methods for coupling a plurality of carts in a grow tower system6 Oct 2026US 12,751,387 B2Tavaci Technologies LLC
- High density grow space automation with mobile robots29 Sep 2026US 12,745,721 B2Hippo Harvest Inc.
- Vertical farming watering system8 Sep 2026US 12,727,558 B2Autostore Technology AS
- Apparatus for grow tower weight measurement8 Sep 2026US 12,727,559 B2Mjnn LLC
- Production unit for growing or propagating organisms1 Sep 2026US 12,721,289 B2Clipex IP Limited
- A stackable growth module8 Oct 2026US 2026/0305547 A1Autostore Technology AS
- Automated hydroponics system1 Oct 2026US 2026/0293815 A1
- Center mast growing stand for indoor horticulture17 Sep 2026US 2026/0271846 A1Les Verts Living Inc.
- Methods and apparatus for indoor farming17 Sep 2026US 2026/0271847 A1Beanstalk, Inc.
- Plant Growing System17 Sep 2026US 2026/0271848 A1
Most cited
By later US patents
- Controlled environment agriculture facility and method for its operation86US 4,163,342 AGeneral Electric Company · 1979
- Method for hydroponic growing of lettuce76US 4,075,785 ACanDu, Inc. · 1978
- Hydroponic plant cultivating apparatus76US 7,055,282 B2Mb3, L.L.C. · 2006
- Hydroponic growing apparatus73US 4,255,896 A1981
- Root augmentor for vertical horticulture71US 4,454,684 A1984