B03C 3/08
Characterised by presence of stationary flat electrodes arranged with their flat surfaces
Official title: characterised by presence of stationary flat electrodes arranged with their flat surfaces parallel to the gas stream
B03C3/08 (Characterised by presence of stationary flat electrodes arranged with their flat surfaces) appears on 325 US grants and 441 published applications in this corpus.
Search patents in B03C- Granted patents
- 325
- Published applications
- 441
- Assignees
- 234
- Inventors
- 760
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 4 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 4 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 2 |
| 2002 | 3 | 4 |
| 2003 | 4 | 7 |
| 2004 | 5 | 23 |
| 2005 | 10 | 12 |
| 2006 | 11 | 19 |
| 2007 | 8 | 9 |
| 2008 | 4 | 16 |
| 2009 | 12 | 17 |
| 2010 | 15 | 23 |
| 2011 | 10 | 21 |
| 2012 | 11 | 14 |
| 2013 | 22 | 18 |
| 2014 | 7 | 9 |
| 2015 | 12 | 14 |
| 2016 | 8 | 13 |
| 2017 | 15 | 20 |
| 2018 | 8 | 13 |
| 2019 | 15 | 16 |
| 2020 | 12 | 33 |
| 2021 | 16 | 27 |
| 2022 | 14 | 29 |
| 2023 | 14 | 23 |
| 2024 | 14 | 24 |
| 2025 | 21 | 23 |
| 2026 | 9 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Devices and methods to reduce air pollution and global warming23 Jul 2026US 2026/0208207 A1Temple University of the Commonwealth System of Higher Education
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Most cited
By later US patents
- Air cleaner using ionic wind123US 4,643,745 ANippon Soken, Inc. · 1987
- Electro-kinetic air transporter-conditioner122US 6,176,977 B1Sharper Image Corporation · 2001
- Electrode self-cleaning mechanism for electro-kinetic air transporter-conditioner devices102US 6,350,417 B1Sharper Image Corporation · 2002
- Electric dust collector system74US 5,466,279 AKabushiki Kaisha Toshiba · 1995
- Personal electro-kinetic air transporter-conditioner73US 6,632,407 B1Sharper Image Corporation · 2003