F24F 8/30
Treatment: by ionisation
Official title: by ionisation
F24F8/30 (Treatment: by ionisation) appears on 414 US grants and 631 published applications in this corpus.
Search patents in F24F- Granted patents
- 414
- Published applications
- 631
- Assignees
- 265
- Inventors
- 1,070
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 8 | 0 |
| 1998 | 5 | 0 |
| 1999 | 4 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 2 |
| 2002 | 5 | 13 |
| 2003 | 5 | 13 |
| 2004 | 4 | 32 |
| 2005 | 11 | 28 |
| 2006 | 8 | 27 |
| 2007 | 13 | 15 |
| 2008 | 12 | 9 |
| 2009 | 13 | 7 |
| 2010 | 11 | 12 |
| 2011 | 7 | 18 |
| 2012 | 4 | 19 |
| 2013 | 12 | 15 |
| 2014 | 19 | 21 |
| 2015 | 15 | 23 |
| 2016 | 21 | 21 |
| 2017 | 18 | 27 |
| 2018 | 15 | 32 |
| 2019 | 28 | 17 |
| 2020 | 15 | 26 |
| 2021 | 14 | 38 |
| 2022 | 20 | 58 |
| 2023 | 27 | 64 |
| 2024 | 31 | 49 |
| 2025 | 27 | 22 |
| 2026 | 24 | 23 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Air conditioner, control system and control method of air conditioner29 Sep 2026US 12,747,880 B2Qingdao Hisense Hitachi Air-Conditioning Systems Co., Ltd.
- Air conditioning apparatus15 Sep 2026US 12,734,472 B2LG Electronics Inc.
- Electrostatic precipitator and control method thereof8 Sep 2026US 12,728,424 B2Samsung Electronics Co., Ltd.
- Ion generator and system with mobile HVAC1 Sep 2026US 12,722,161 B2Dometic Sweden AB
- Duct adaptor for an ion generation device and ion generation device for use therein4 Aug 2026US 12,698,921 B2Global Plasma Solutions, Inc.
- Air purifying and deodorizing device incorporating fragrance diffusion17 Sep 2026US 2026/0276226 A1
- Computer Display Device with Air Cleaning17 Sep 2026US 2026/0277268 A1
- Method for producing negative ion device for preventing and treating airborne transmission virus infections13 Aug 2026US 2026/0232862 A1
- System for reducing pathogens in a breathable airstream13 Aug 2026US 2026/0233033 A1
- Ducted Ventilation System, Particle Collection Unit and Method30 Jul 2026US 2026/0218929 A1E. Khoury Holding B.V.
Most cited
By later US patents
- Interior atmosphere control system131US 5,259,553 ANorm Pacific Automation Corp. · 1993
- Electro-kinetic air transporter-conditioner122US 6,176,977 B1Sharper Image Corporation · 2001
- Air cleaner with separate ozone and ionizer outputs and method of purifying air114US 5,656,063 AAirlux Electrical Co., Ltd. · 1997
- Portable personal corona discharge device for destruction of airborne microbes and chemical toxins111US 5,667,564 AWein Products, Inc. · 1997
- Wall mounted air cleaner assembly109US 5,601,636 AAppliance Development Corporation · 1997