A01G 9/24
Devices or systems for heating, ventilating, regulating temperature , illuminating, or watering
Official title: Devices {or systems} for heating, ventilating, regulating temperature {, illuminating}, or watering, in greenhouses, forcing-frames, or the like
A01G9/24 (Devices or systems for heating, ventilating, regulating temperature , illuminating, or watering) appears on 1,698 US grants and 2,439 published applications in this corpus.
Search patents in A01G- Granted patents
- 1,698
- Published applications
- 2,439
- Assignees
- 1,137
- Inventors
- 3,934
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 9 | 0 |
| 1978 | 11 | 0 |
| 1979 | 15 | 0 |
| 1980 | 11 | 0 |
| 1981 | 14 | 0 |
| 1982 | 15 | 0 |
| 1983 | 10 | 0 |
| 1984 | 9 | 0 |
| 1985 | 10 | 0 |
| 1986 | 19 | 0 |
| 1987 | 21 | 0 |
| 1988 | 18 | 0 |
| 1989 | 14 | 0 |
| 1990 | 11 | 0 |
| 1991 | 22 | 0 |
| 1992 | 8 | 0 |
| 1993 | 11 | 0 |
| 1994 | 10 | 0 |
| 1995 | 7 | 0 |
| 1996 | 10 | 0 |
| 1997 | 7 | 0 |
| 1998 | 6 | 0 |
| 1999 | 7 | 0 |
| 2000 | 8 | 0 |
| 2001 | 5 | 4 |
| 2002 | 5 | 4 |
| 2003 | 2 | 10 |
| 2004 | 7 | 10 |
| 2005 | 6 | 13 |
| 2006 | 4 | 17 |
| 2007 | 10 | 17 |
| 2008 | 4 | 21 |
| 2009 | 11 | 32 |
| 2010 | 10 | 29 |
| 2011 | 12 | 57 |
| 2012 | 22 | 45 |
| 2013 | 22 | 53 |
| 2014 | 28 | 63 |
| 2015 | 28 | 79 |
| 2016 | 46 | 113 |
| 2017 | 48 | 123 |
| 2018 | 86 | 200 |
| 2019 | 107 | 213 |
| 2020 | 136 | 203 |
| 2021 | 157 | 231 |
| 2022 | 136 | 236 |
| 2023 | 139 | 231 |
| 2024 | 144 | 199 |
| 2025 | 129 | 156 |
| 2026 | 101 | 80 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A01G 9/249Lighting means866
- A01G 9/246Air-conditioning systems368
- A01G 9/247Watering arrangements327
- A01G 9/243Collecting solar energy204
- A01G 9/26Electric devices150
- A01G 9/241Arrangement of opening or closing systems for windows and ventilation panels98
- A01G 9/245Conduits for heating by means of liquids53
- A01G 2009/248With distillation of waterIndexing code17
Recent patents
- Photon source for promoting the growth and maturation rate of members of the plantae and protista kingdoms29 Sep 2026US 12,745,716 B2Agnuity, Inc.
- Fertigation feed sensor system29 Sep 2026US 12,748,096 B2Addium, Inc.
- System and method for determining an environmental parameter distribution22 Sep 2026US 12,742,793 B2Signify Holding B. V.
- Plant cultivation apparatus15 Sep 2026US 12,733,596 B2LG Electronics Inc.
- High energy efficiency laser lighting system and method for high-value plantation15 Sep 2026US 12,733,597 B1
- Vertical farming system1 Oct 2026US 2026/0293816 A1Autostore Technology AS
- High-Density Cultivation System with Hybrid Network Communication, AI-Enhanced Monitoring, Nano Size Fogging Carbon dioxide Delivery, Smart Ventilation, Growth Lighting Control, Smart Dripping, and Regular Automation or AI Irrigation Systems1 Oct 2026US 2026/0293818 A1LED Smart Inc.
- Energy optimization apparatus1 Oct 2026US 2026/0302791 A1The Penn State Research Foundation
- Shelving system for plant cultivation24 Sep 2026US 2026/0283081 A1Pipp Mobile Storage Systems, Inc.
- High energy efficiency laser lighting system and method for high-value plantation17 Sep 2026US 2026/0271838 A1
Most cited
By later US patents
- Marine LED lighting system and method169US 7,220,018 B2Orbital Technologies Corporation · 2007
- Double-walled grow light housing with air flow cooling system152US 6,595,662 B2Hydrofarm, Inc. · 2003
- Environmental control system148US 4,742,475 AIBG International, Inc. · 1988
- Horticulture light fixture having integrated lamp and ballast131US 7,524,090 B2IP Holdings, LLC · 2009
- Horticultural light fixture with adjustable air circulation vent hole cover and adjustable light socket assembly129US 7,972,044 B22011