G05D 22/00
Control of humidity
G05D22/00 (Control of humidity) appears on 378 US grants and 255 published applications in this corpus.
Search patents in G05D- Granted patents
- 378
- Published applications
- 255
- Assignees
- 266
- Inventors
- 852
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 6 | 0 |
| 1978 | 6 | 0 |
| 1979 | 8 | 0 |
| 1980 | 11 | 0 |
| 1981 | 7 | 0 |
| 1982 | 8 | 0 |
| 1983 | 8 | 0 |
| 1984 | 5 | 0 |
| 1985 | 5 | 0 |
| 1986 | 2 | 0 |
| 1987 | 5 | 0 |
| 1988 | 6 | 0 |
| 1989 | 6 | 0 |
| 1990 | 9 | 0 |
| 1991 | 10 | 0 |
| 1992 | 8 | 0 |
| 1993 | 7 | 0 |
| 1994 | 16 | 0 |
| 1995 | 10 | 0 |
| 1996 | 6 | 0 |
| 1997 | 4 | 0 |
| 1998 | 8 | 0 |
| 1999 | 11 | 0 |
| 2000 | 8 | 0 |
| 2001 | 8 | 0 |
| 2002 | 4 | 4 |
| 2003 | 2 | 4 |
| 2004 | 6 | 12 |
| 2005 | 8 | 17 |
| 2006 | 6 | 9 |
| 2007 | 7 | 8 |
| 2008 | 6 | 4 |
| 2009 | 5 | 7 |
| 2010 | 2 | 14 |
| 2011 | 4 | 5 |
| 2012 | 3 | 10 |
| 2013 | 12 | 16 |
| 2014 | 6 | 17 |
| 2015 | 8 | 8 |
| 2016 | 6 | 10 |
| 2017 | 12 | 8 |
| 2018 | 10 | 10 |
| 2019 | 7 | 17 |
| 2020 | 11 | 13 |
| 2021 | 12 | 16 |
| 2022 | 9 | 8 |
| 2023 | 10 | 12 |
| 2024 | 9 | 14 |
| 2025 | 15 | 8 |
| 2026 | 3 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Microwave networks, waveguides, mixing carts, methods of supplying gas, and gas management systems for radiation therapy machines6 Oct 2026US 12,752,245 B2Varian Medical Systems, Inc.
- Precision temperature and moisture content control for batch food production using a vacuum system15 Sep 2026US 12,733,660 B2Blentech Corporation
- On-device low power, rapid response heaters for device calibration processes9 Jun 2026US 12,650,705 B2Texas Instruments Incorporated
- System for adjusting humidity levels within an environment23 Dec 2025US 12,504,193 B2Broan-NuTone LLC
- Temperature and relative humidity controller9 Dec 2025US 12,492,839 B2Nelumbo Inc.
- On-device low power, rapid response heaters for device calibration processes24 Sep 2026US 2026/0288178 A1Texas Instruments Incorporated
- Method, device, and system for real-time virus infection risk monitoring27 Aug 2026US 2026/0253745 A1
- Method for controlling hot and cold water mat and apparatus thereof2 Jul 2026US 2026/0186515 A1Kyungdong Navien Co., Ltd.
- Load control device for controlling an electrical load in response to sense an environmental characteristic2 Apr 2026US 2026/0092713 A1Lutron Technology Company LLC
- Humidity reduction11 Dec 2025US 2025/0377676 A1Bd Kiestra B. V.
Most cited
By later US patents
- Computer-controlled irrigation system201US 4,209,131 AMotorola, Inc. · 1980
- Interactive irrigation control system192US 4,176,395 AClemar Manufacturing Corporation · 1979
- Temperature and humidity auctioneering control185US 4,889,280 AGas Research Institute · 1989
- Irrigation method and control system180US 5,097,861 AHunter Industries, Inc. · 1992
- Humidity control for air conditioning system164US 8,091,375 B2Trane International Inc. · 2012