B03C 3/62
Ceramics
Official title: ceramics
B03C3/62 (Ceramics) appears on 26 US grants and 37 published applications in this corpus.
Search patents in B03C- Granted patents
- 26
- Published applications
- 37
- Assignees
- 28
- Inventors
- 88
- Latest grant
- 18 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 1 | 4 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 2 | 4 |
| 2012 | 0 | 1 |
| 2013 | 2 | 3 |
| 2014 | 2 | 1 |
| 2015 | 2 | 1 |
| 2016 | 3 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
| 2021 | 0 | 6 |
| 2022 | 0 | 6 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 3 | 5 |
By publication year. Applications have been published since 2001.
Recent patents
- Composite fiber18 Nov 2025US 12,472,451 B2Murata Manufacturing Co., Ltd.
- Cabin air filter with polarisation11 Nov 2025US 12,465,926 B2Hengst GmbH & Co. KG
- Cabin air filter device and components15 Jul 2025US 12,358,003 B2Hengst GmbH & Co. KG
- Electronic air cleaners and associated systems and methods2 Jun 2020US 10,668,483 B2University of Washington
- Electronic air cleaners and associated systems and methods8 Nov 2016US 9,488,382 B2University of Washington through its Center for Commercialization
- Air conditioner and air purifier including electrostatic precipitator28 Aug 2025US 2025/0271160 A1Samsung Electronics Co., Ltd.
- Electrode plate, and purification and dust removal device19 Jun 2025US 2025/0196161 A1AirQuality Technology (Shanghai) Co., Ltd.
- Cabin air filter device and components17 Apr 2025US 2025/0121380 A1Hengst GmbH & Co. KG
- Method for manufacturing electrostatic filter and film for pathogen inactivation27 Mar 2025US 2025/0099977 A1UIF (University Industry Foundation), Yonsei University
- Cabin air filter with polarisation13 Mar 2025US 2025/0083155 A1Hengst GmbH & Co. KG
Most cited
By later US patents
- Two-stage electrostatic filter95US 5,993,521 ATL-Vent AB · 1999
- Electric dust collector system74US 5,466,279 AKabushiki Kaisha Toshiba · 1995
- Apparatus for dedusting a gas at high temperature71US 5,348,571 AMetallgesellschaft Aktiengesellschaft · 1994
- Multi-purpose ceramic element69US 4,251,239 A1981
- Integrated electrostatic collection and microwave sterilization for bioaerosol air purification21US 5,938,823 ACarrier Corporation · 1999