A01G 9/18
Greenhouses for treating plants with carbon dioxide or the like
A01G9/18 (Greenhouses for treating plants with carbon dioxide or the like) appears on 168 US grants and 276 published applications in this corpus.
Search patents in A01G- Granted patents
- 168
- Published applications
- 276
- Assignees
- 135
- Inventors
- 420
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 0 | 1 |
| 2007 | 1 | 1 |
| 2008 | 1 | 1 |
| 2009 | 2 | 4 |
| 2010 | 1 | 3 |
| 2011 | 2 | 19 |
| 2012 | 3 | 2 |
| 2013 | 0 | 2 |
| 2014 | 1 | 0 |
| 2015 | 2 | 7 |
| 2016 | 2 | 11 |
| 2017 | 4 | 7 |
| 2018 | 8 | 34 |
| 2019 | 13 | 33 |
| 2020 | 22 | 33 |
| 2021 | 22 | 25 |
| 2022 | 19 | 20 |
| 2023 | 20 | 25 |
| 2024 | 16 | 19 |
| 2025 | 9 | 15 |
| 2026 | 5 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Vertical farm system25 Aug 2026US 12,714,035 B2Ono Exponential Farming S.R.L.
- Geodesic dome system for integrated aquaponics and mushroom production2 Jun 2026US 12,642,201 B2
- Method and apparatus for high-density indoor farming12 May 2026US 12,622,366 B280 Acres Urban Agriculture, Inc.
- Plant cultivation device and plant cultivation method31 Mar 2026US 12,588,604 B2Plantx Corp.
- Saffron cultivation systems and methods17 Mar 2026US 12,575,508 B2
- Growth state estimation apparatus, plant management system, growth state estimation method, plant management method, and non-transitory computer readable medium10 Sep 2026US 2026/0268660 A1Yokogawa Electric Corporation
- System and Method for Increasing Plant Growth and Yield13 Aug 2026US 2026/0231883 A1World Farm, LLC
- Agricultural greenhouse, plant cultivation method using the same, and heat-ray reflecting film structure28 May 2026US 2026/0144196 A1Toyobo Co., Ltd.
- Carbon Dioxide Generator, System, and Methods21 May 2026US 2026/0139279 A1
- Plant tissue culture devices and methods16 Apr 2026US 2026/0101858 A1Rebel Cultures, LLC
Most cited
By later US patents
- Method and apparatus for extracting carbon dioxide from air125US 7,708,806 B2Global Research Technologies, LLC · 2010
- Method and system for sequestering carbon emissions from a combustor/boiler75US 7,438,744 B2eco/Technologies, LLC · 2008
- Method and apparatus for optimization of growth of plants67US 4,569,150 ABoard of Trustees operating Michigan State University · 1986
- Air-cleaning ecosystem apparatus51US 6,006,471 A1999
- Method and apparatus for enhancing plant growth in greenhouses utilizing landfill gas48US 6,205,704 B12001