B01D 2259/80
Employing electric, magnetic, electromagnetic or wave energy, or particle radiation
B01D2259/80 (Employing electric, magnetic, electromagnetic or wave energy, or particle radiation) appears on 1,082 US grants and 1,586 published applications in this corpus.
Search patents in B01D- Granted patents
- 1,082
- Published applications
- 1,586
- Assignees
- 879
- Inventors
- 3,218
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 4 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 4 | 0 |
| 1996 | 5 | 0 |
| 1997 | 8 | 0 |
| 1998 | 14 | 0 |
| 1999 | 11 | 0 |
| 2000 | 6 | 0 |
| 2001 | 24 | 8 |
| 2002 | 23 | 18 |
| 2003 | 21 | 41 |
| 2004 | 15 | 35 |
| 2005 | 20 | 27 |
| 2006 | 12 | 41 |
| 2007 | 24 | 50 |
| 2008 | 16 | 41 |
| 2009 | 19 | 63 |
| 2010 | 40 | 64 |
| 2011 | 23 | 44 |
| 2012 | 32 | 46 |
| 2013 | 49 | 47 |
| 2014 | 34 | 47 |
| 2015 | 46 | 61 |
| 2016 | 40 | 64 |
| 2017 | 35 | 70 |
| 2018 | 40 | 64 |
| 2019 | 53 | 63 |
| 2020 | 64 | 85 |
| 2021 | 52 | 118 |
| 2022 | 63 | 114 |
| 2023 | 70 | 128 |
| 2024 | 69 | 86 |
| 2025 | 84 | 95 |
| 2026 | 49 | 66 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B01D 2259/804Uv lightIndexing code396
- B01D 2259/818Employing electrical discharges or the generation of a plasmaIndexing code385
- B01D 2259/802Visible lightIndexing code116
- B01D 2259/812ElectronsIndexing code65
- B01D 2259/806MicrowavesIndexing code58
- B01D 2259/814Magnetic fieldsIndexing code54
- B01D 2259/816Sonic or ultrasonic vibrationIndexing code45
- B01D 2259/81X-raysIndexing code6
All 9 subgroupsShow fewer
Recent patents
- Photocatalytic air conditioning filter module with antiviral performance6 Oct 2026US 12,752,226 B2Korea Institute of Civil Engineering and Building Technology
- Device and method for passive collection of atmospheric carbon dioxide with a double-walled harvest chamber29 Sep 2026US 12,746,508 B2Arizona Board of Regents on behalf of Arizona State University
- Photochemical method and device for volatile organic compound pollution control22 Sep 2026US 12,741,248 B2Ambient Carbon Methane Holding Aps
- Gas separation device system using waveform disks15 Sep 2026US 12,734,477 B2
- Air purifier15 Sep 2026US 12,736,443 B2Samsung Electronics Co., Ltd.
- Air Treatment System8 Oct 2026US 2026/0307008 A1Universiteit Antwerpen
- Environmental heat-driven liquid regenerator method24 Sep 2026US 2026/0284581 A1
- Continuous purification device10 Sep 2026US 2026/0263966 A1Stamm Vegh Corporation
- Carbon dioxide capture device10 Sep 2026US 2026/0263985 A1Toyota Jidosha Kabushiki Kaisha
- Substrate-processing apparatus and exhaust gas-processing method using the same10 Sep 2026US 2026/0264006 A1Wonik Ips Co., Ltd.
Most cited
By later US patents
- Apparatus for decomposition of chemical compounds385US 5,720,927 AMotorola, Inc. · 1998
- System and method for sequestration and separation of mercury in combustion exhaust gas aqueous scrubber systems182US 7,722,843 B12010
- Controlled spectrum ultraviolet radiation pollution control process104US 7,498,009 B2Dana UV, Inc. · 2009
- Plasma fuel processing for NOx control of lean burn engines101US 6,176,078 B1Engelhard Corporation · 2001
- Air purification and decontamination for hazmat suits100US 7,658,891 B12010