B03C 2201/10
Ionising electrode with two or more serrated ends or sides
B03C2201/10 (Ionising electrode with two or more serrated ends or sides) appears on 337 US grants and 361 published applications in this corpus.
Search patents in B03C- Granted patents
- 337
- Published applications
- 361
- Assignees
- 219
- Inventors
- 699
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 5 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 4 | 0 |
| 1986 | 1 | 0 |
| 1987 | 9 | 0 |
| 1988 | 3 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 4 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 6 | 0 |
| 2000 | 4 | 0 |
| 2001 | 5 | 2 |
| 2002 | 5 | 3 |
| 2003 | 7 | 2 |
| 2004 | 2 | 6 |
| 2005 | 5 | 10 |
| 2006 | 3 | 12 |
| 2007 | 11 | 8 |
| 2008 | 11 | 18 |
| 2009 | 12 | 12 |
| 2010 | 8 | 16 |
| 2011 | 6 | 21 |
| 2012 | 8 | 13 |
| 2013 | 19 | 19 |
| 2014 | 18 | 20 |
| 2015 | 10 | 19 |
| 2016 | 19 | 14 |
| 2017 | 13 | 9 |
| 2018 | 12 | 16 |
| 2019 | 11 | 12 |
| 2020 | 14 | 24 |
| 2021 | 12 | 17 |
| 2022 | 15 | 28 |
| 2023 | 12 | 19 |
| 2024 | 12 | 20 |
| 2025 | 17 | 19 |
| 2026 | 5 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Dust collection sheet and electrostatic precipitator18 Aug 2026US 12,708,911 B2Samsung Electronics Co., Ltd.
- Gravel circulation dry electrostatic precipitator26 May 2026US 12,636,660 B2Metro Engineering Co., Ltd.
- Electrostatic precipitator17 Feb 2026US 12,551,902 B2Creative Technology Ltd
- Method and apparatus for cleaning an electrostatic precipitator gas scrubbing apparatus10 Feb 2026US 12,544,770 B2Exentec U.S., Inc.
- Ion generator, fan coil unit and air conditioning system6 Jan 2026US 12,516,835 B2Carrier Corporation
- High-voltage electrostatic type air purification module and ionic wind air purifier18 Jun 2026US 2026/0166565 A1Guangdong Tongyuan Electric Appliance Co., Ltd
- Aerosol ionization device and air purifier employing same2 Apr 2026US 2026/0091396 A1Samsung Electronics Co., Ltd.
- Electrostatic charging device and assembly method thereof11 Dec 2025US 2025/0375773 A1AirQuality Technology (Shanghai) Co., Ltd.
- Ionizer and air conditioner equipped with same4 Dec 2025US 2025/0367681 A1Samsung Electronics Co., Ltd.
- Apparatus for electrostatic deactivation and removal of hazardous aerosols from air16 Oct 2025US 2025/0319477 A1Brainmate GmbH
Most cited
By later US patents
- Air cleaner using ionic wind123US 4,643,745 ANippon Soken, Inc. · 1987
- Electro-kinetic air refreshener-conditioner with optional night light103US 6,163,098 ASharper Image Corporation · 2000
- Electrical dust collector77US 5,215,558 ASamsung Electronics Co., Ltd. · 1993
- Fiber-rejecting corona discharge electrode and a filtering system employing the discharge electrode70US 4,266,948 AEnvirotech Corporation · 1981
- Air filtration system control70US 7,351,274 B2American Standard International Inc. · 2008