B03C 3/016
By acoustic or electromagnetic energy
Official title: by acoustic or electromagnetic energy, e.g. ultraviolet light
B03C3/016 (By acoustic or electromagnetic energy) appears on 45 US grants and 57 published applications in this corpus.
Search patents in B03C- Granted patents
- 45
- Published applications
- 57
- Assignees
- 49
- Inventors
- 122
- Latest grant
- 3 Jun 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 1 |
| 2002 | 1 | 1 |
| 2003 | 4 | 3 |
| 2004 | 2 | 4 |
| 2005 | 2 | 1 |
| 2006 | 1 | 9 |
| 2007 | 3 | 2 |
| 2008 | 2 | 2 |
| 2009 | 0 | 1 |
| 2010 | 0 | 3 |
| 2011 | 1 | 5 |
| 2012 | 1 | 4 |
| 2013 | 2 | 1 |
| 2014 | 2 | 1 |
| 2015 | 1 | 0 |
| 2016 | 1 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 2 |
| 2019 | 1 | 3 |
| 2020 | 0 | 5 |
| 2021 | 3 | 2 |
| 2022 | 2 | 2 |
| 2023 | 3 | 3 |
| 2024 | 0 | 2 |
| 2025 | 3 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Air flow management for cooking system3 Jun 2025US 12,320,528 B2Evo America, LLC
- Collection panels for bathroom aerosols13 May 2025US 12,296,074 B2Kohler Co.
- Filter media for active field polarized media air cleaner4 Feb 2025US 12,214,364 B2Environmental Management Confederation, Inc.
- Electrical filter structure15 Aug 2023US 11,725,836 B2Oy Lifa Air Ltd
- Air decontamination device31 Jan 2023US 11,565,017 B2Biomoneta Research Pvt Ltd.
- Food freshness maintenance system and freshness maintenance and transfer device12 Sep 2024US 2024/0298658 A1AweXome Ray, Inc.
- Device for treating waste fluids and method of implementing the same15 Feb 2024US 2024/0050960 A1Keren Oxi Ltd.
- An air purification system and method26 Oct 2023US 2023/0338605 A1Indian Institute of Technology Bombay
- Apparatus for sedimentation and oxidation of fine dust and aerosols and organic loads such as viruses in a device, and for electrostatic and electrochemical or photochemical processesing of the air supplied by the device to a room for analog processes in the room31 Aug 2023US 2023/0270908 A1Proactiveair GmbH
- Particle capturing system and particle capturing method16 Mar 2023US 2023/0084981 A1Sony Group Corporation
Most cited
By later US patents
- Barrier discharge conversion of Hg, SO.sub.2 and NOx79US 6,117,403 AZero Emissions Technology Inc. · 2000
- Barrier discharge conversion of SO.sub.2 and NOx to acids78US 6,132,692 APowerspan Corp. · 2000
- Barrier discharge conversion of SO.sub.2 and NOx to acids69US 5,871,703 AZero Emissions Technology Inc. · 1999
- Apparatus for extracting water vapor from air68US 6,302,944 B12001
- Electrostatic photocatalytic air disinfection66US 5,993,738 AUniversal Air Technology · 1999