B03C 3/66
Applications of electricity supply techniques
B03C3/66 (Applications of electricity supply techniques) appears on 592 US grants and 534 published applications in this corpus.
Search patents in B03C- Granted patents
- 592
- Published applications
- 534
- Assignees
- 364
- Inventors
- 1,189
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 11 | 0 |
| 1977 | 4 | 0 |
| 1978 | 5 | 0 |
| 1979 | 7 | 0 |
| 1980 | 8 | 0 |
| 1981 | 13 | 0 |
| 1982 | 9 | 0 |
| 1983 | 9 | 0 |
| 1984 | 7 | 0 |
| 1985 | 10 | 0 |
| 1986 | 13 | 0 |
| 1987 | 17 | 0 |
| 1988 | 10 | 0 |
| 1989 | 12 | 0 |
| 1990 | 7 | 0 |
| 1991 | 13 | 0 |
| 1992 | 7 | 0 |
| 1993 | 5 | 0 |
| 1994 | 5 | 0 |
| 1995 | 8 | 0 |
| 1996 | 12 | 0 |
| 1997 | 14 | 0 |
| 1998 | 10 | 0 |
| 1999 | 6 | 0 |
| 2000 | 8 | 0 |
| 2001 | 10 | 6 |
| 2002 | 10 | 11 |
| 2003 | 15 | 9 |
| 2004 | 6 | 26 |
| 2005 | 10 | 17 |
| 2006 | 13 | 23 |
| 2007 | 12 | 15 |
| 2008 | 17 | 20 |
| 2009 | 10 | 14 |
| 2010 | 17 | 14 |
| 2011 | 13 | 21 |
| 2012 | 9 | 15 |
| 2013 | 19 | 16 |
| 2014 | 18 | 25 |
| 2015 | 11 | 18 |
| 2016 | 19 | 21 |
| 2017 | 13 | 22 |
| 2018 | 10 | 19 |
| 2019 | 14 | 14 |
| 2020 | 11 | 26 |
| 2021 | 17 | 38 |
| 2022 | 18 | 38 |
| 2023 | 9 | 34 |
| 2024 | 21 | 25 |
| 2025 | 21 | 33 |
| 2026 | 19 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Inverter apparatus provided with dust collecting unit6 Oct 2026US 12,752,285 B2Ls Electric Co., Ltd.
- Electrostatic precipitator and control method thereof8 Sep 2026US 12,728,424 B2Samsung Electronics Co., Ltd.
- Electric precipitator for press mold and press mold using same8 Sep 2026US 12,728,425 B2Creative Technology Ltd
- Electrostatic precipitator and control method thereof8 Sep 2026US 12,728,426 B2Samsung Electronics Co., Ltd.
- Ion generator and system with mobile HVAC1 Sep 2026US 12,722,161 B2Dometic Sweden AB
- Hybrid filter unit8 Oct 2026US 2026/0307082 A1Brairtech Sweden AB
- Insulator and wet electrostatic precipitator having the same8 Oct 2026US 2026/0307083 A1
- Air conditioner17 Sep 2026US 2026/0276225 A1Samsung Electronics Co., Ltd.
- Ducted Ventilation System, Particle Collection Unit and Method30 Jul 2026US 2026/0218929 A1E. Khoury Holding B.V.
- Devices and methods to reduce air pollution and global warming23 Jul 2026US 2026/0208207 A1Temple University of the Commonwealth System of Higher Education
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
- Miniature air purifier126US 5,484,472 A1996
- Electro-kinetic air transporter-conditioner122US 6,176,977 B1Sharper Image Corporation · 2001
- Portable personal corona discharge device for destruction of airborne microbes and chemical toxins111US 5,667,564 AWein Products, Inc. · 1997
- Electro-kinetic ionic air refreshener-conditioner for pet shelter and litter box109US 6,312,507 B1Sharper Image Corporation · 2001