F01N 2330/06
Ceramic
Official title: Ceramic, e.g. monoliths
F01N2330/06 (Ceramic) appears on 1,300 US grants and 1,234 published applications in this corpus.
Search patents in F01N- Granted patents
- 1,300
- Published applications
- 1,234
- Assignees
- 340
- Inventors
- 2,393
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 11 | 0 |
| 1977 | 6 | 0 |
| 1978 | 2 | 0 |
| 1979 | 3 | 0 |
| 1980 | 4 | 0 |
| 1981 | 10 | 0 |
| 1982 | 10 | 0 |
| 1983 | 13 | 0 |
| 1984 | 15 | 0 |
| 1985 | 21 | 0 |
| 1986 | 7 | 0 |
| 1987 | 14 | 0 |
| 1988 | 9 | 0 |
| 1989 | 28 | 0 |
| 1990 | 30 | 0 |
| 1991 | 21 | 0 |
| 1992 | 20 | 0 |
| 1993 | 21 | 0 |
| 1994 | 13 | 0 |
| 1995 | 20 | 0 |
| 1996 | 15 | 0 |
| 1997 | 12 | 0 |
| 1998 | 17 | 0 |
| 1999 | 12 | 0 |
| 2000 | 3 | 0 |
| 2001 | 15 | 3 |
| 2002 | 12 | 28 |
| 2003 | 23 | 45 |
| 2004 | 30 | 61 |
| 2005 | 27 | 74 |
| 2006 | 34 | 61 |
| 2007 | 36 | 66 |
| 2008 | 29 | 46 |
| 2009 | 52 | 54 |
| 2010 | 40 | 34 |
| 2011 | 45 | 23 |
| 2012 | 27 | 24 |
| 2013 | 24 | 19 |
| 2014 | 28 | 30 |
| 2015 | 33 | 52 |
| 2016 | 19 | 36 |
| 2017 | 39 | 51 |
| 2018 | 33 | 75 |
| 2019 | 55 | 76 |
| 2020 | 61 | 67 |
| 2021 | 57 | 87 |
| 2022 | 65 | 80 |
| 2023 | 63 | 71 |
| 2024 | 47 | 36 |
| 2025 | 43 | 21 |
| 2026 | 26 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Exhaust gas purification device and method for manufacturing exhaust gas purification device29 Sep 2026US 12,746,533 B2Cataler Corporation
- Method for manufacturing exhaust gas purification catalyst29 Sep 2026US 12,746,538 B2Cataler Corporation
- Honeycomb structure8 Sep 2026US 12,728,377 B2NGK Insulators, Ltd.
- Catalytic material for treating an exhaust gas produced by a natural gas engine1 Sep 2026US 12,722,145 B2Johnson Matthey Public Limited Company
- Honeycomb structure, electrically heating support, and exhaust gas purification device25 Aug 2026US 12,716,374 B2NGK Insulators, Ltd.
- Honeycomb structure20 Aug 2026US 2026/0241375 A1NGK Insulators, Ltd.
- Gasoline particulate filter20 Aug 2026US 2026/0243183 A1
- Method for Manufacturing Exhaust Gas Purification Catalyst30 Jul 2026US 2026/0216717 A1Cataler Corporation
- Exhaust Gas Purification Catalyst23 Jul 2026US 2026/0208107 A1Cataler Corporation
- Exhaust treatment system, method for treatment of an exhaust stream and control system therefore23 Jul 2026US 2026/0210278 A1Scania CV AB
Most cited
By later US patents
- Diesel particulate trap330US 4,329,162 ACorning Glass Works · 1982
- Treatment of diesel exhaust gases207US 4,902,487 AJohnson Matthey PLC · 1990
- Honeycomb filter and ceramic filter assembly201US 6,669,751 B1Ibiden Co., Ltd. · 2003
- Ceramic structural body188US 5,914,187 AIbiden Co., Ltd. · 1999
- Compact vacuum insulation176US 5,157,893 AMidwest Research Institute · 1992