B03C 3/885
By travelling or oscillating electric fields
Official title: {by travelling or oscillating electric fields, e.g. electric field curtains}
B03C3/885 (By travelling or oscillating electric fields) appears on 7 US grants and 24 published applications in this corpus.
Search patents in B03C- Granted patents
- 7
- Published applications
- 24
- Assignees
- 6
- Inventors
- 27
- Latest grant
- 2 Mar 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 12 |
| 2022 | 0 | 10 |
By publication year. Applications have been published since 2001.
Recent patents
- Electric dust collection device and manufacturing method therefor2 Mar 2021US 10,933,431 B2Samsung Electronics Co., Ltd.
- Particulate filter assembly and associated method21 Aug 2007US 7,258,723 B2Arvin Technologies, Inc.
- Electrostatic particle transportation6 Feb 2001US 6,185,084 B2California Institute of Technology
- Integrated electrostatic collection and microwave sterilization for bioaerosol air purification17 Aug 1999US 5,938,823 ACarrier Corporation
- Electrokinetic transducing methods and apparatus and systems comprising or utilizing the same6 Dec 1988US 4,789,801 AZenion Industries, Inc.
- Engine exhaust dust removing system and method11 Aug 2022US 2022/0250087 A1Shanghai Bixiufu Enterprise Management Co., Ltd.
- Air dust removal system and method7 Jul 2022US 2022/0212203 A1Shanghai Bixiufu Enterprise Management Co., Ltd.
- Air dust removal system and method17 Mar 2022US 2022/0080431 A1Shanghai Bixiufu Enterprise Management Co., Ltd.
- Air dust removal system and method27 Jan 2022US 2022/0023877 A1Shanghai Bixiufu Enterprise Management Co., Ltd.
- System and method for removing dust from air27 Jan 2022US 2022/0023878 A1Shanghai Bixiufu Enterprise Management Co., Ltd.
Most cited
By later US patents
- Electrokinetic transducing methods and apparatus and systems comprising or utilizing the same130US 4,789,801 AZenion Industries, Inc. · 1988
- Dust collector34US 3,945,813 A1976
- Integrated electrostatic collection and microwave sterilization for bioaerosol air purification21US 5,938,823 ACarrier Corporation · 1999
- Electrostatic apparatus for removing entrained particulate material from a gas stream15US 3,930,815 A1976
- Electrostatic particle transportation10US 6,185,084 B2California Institute of Technology · 2001