F01N 2330/30
Honeycomb supports characterised by their structural details
F01N2330/30 (Honeycomb supports characterised by their structural details) appears on 967 US grants and 1,023 published applications in this corpus.
Search patents in F01N- Granted patents
- 967
- Published applications
- 1,023
- Assignees
- 261
- Inventors
- 1,790
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 5 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 5 | 0 |
| 1988 | 7 | 0 |
| 1989 | 7 | 0 |
| 1990 | 2 | 0 |
| 1991 | 5 | 0 |
| 1992 | 13 | 0 |
| 1993 | 3 | 0 |
| 1994 | 11 | 0 |
| 1995 | 15 | 0 |
| 1996 | 14 | 0 |
| 1997 | 16 | 0 |
| 1998 | 14 | 0 |
| 1999 | 10 | 0 |
| 2000 | 11 | 0 |
| 2001 | 8 | 1 |
| 2002 | 7 | 14 |
| 2003 | 16 | 30 |
| 2004 | 18 | 54 |
| 2005 | 14 | 54 |
| 2006 | 25 | 45 |
| 2007 | 29 | 68 |
| 2008 | 30 | 41 |
| 2009 | 36 | 48 |
| 2010 | 43 | 41 |
| 2011 | 44 | 32 |
| 2012 | 34 | 21 |
| 2013 | 27 | 25 |
| 2014 | 23 | 35 |
| 2015 | 33 | 58 |
| 2016 | 20 | 30 |
| 2017 | 39 | 42 |
| 2018 | 37 | 48 |
| 2019 | 45 | 57 |
| 2020 | 52 | 56 |
| 2021 | 51 | 61 |
| 2022 | 46 | 50 |
| 2023 | 52 | 49 |
| 2024 | 41 | 26 |
| 2025 | 26 | 21 |
| 2026 | 13 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F01N 2330/48Characterised by the number of flow passagesIndexing code205
- F01N 2330/32Characterised by the shape, form or number of corrugations of plates, sheetsIndexing code197
- F01N 2330/34With flow channels of polygonal cross sectionIndexing code179
- F01N 2330/38Flow channels with means to enhance flow mixingIndexing code150
- F01N 2330/44Made of stacks of sheets, plates or foils that are folded inIndexing code64
- F01N 2330/42Made of three or more different sheets, foils or plates stacked oneIndexing code47
- F01N 2330/40Made of a single sheet, foil or plateIndexing code41
- F01N 2330/36With flow channels formed by tubesIndexing code21
Recent patents
- Exhaust gas purification device and method for manufacturing exhaust gas purification device29 Sep 2026US 12,746,533 B2Cataler Corporation
- Post-processing system15 Sep 2026US 12,736,003 B2Isuzu Motors Limited
- Honeycomb structure8 Sep 2026US 12,728,377 B2NGK Insulators, Ltd.
- Composite, zoned oxidation catalyst for a compression ignition internal combustion engine25 Aug 2026US 12,714,990 B2Johnson Matthey Public Limited Company
- Honeycomb structure, electrically heating support, and exhaust gas purification device25 Aug 2026US 12,716,374 B2NGK Insulators, Ltd.
- Decomposition chamber for aftertreatment system1 Oct 2026US 2026/0298121 A1Cummins Emission Solutions Inc.
- Honeycomb heater body13 Aug 2026US 2026/0235061 A1Corning Incorporated
- Reduction of nox and n2o in the exhaust gas of ship motors operated using nh330 Jul 2026US 2026/0216649 A1
- Catalyst substrate heaters having improved heating profiles30 Jul 2026US 2026/0218639 A1Corning Incorporated
- Electrically heated metal foam component and reactor device including an electrically heated metal foam element30 Jul 2026US 2026/0218997 A1Alantum Europe GmbH
Most cited
By later US patents
- Honeycomb filter and ceramic filter assembly201US 6,669,751 B1Ibiden Co., Ltd. · 2003
- Ceramic filters for diesel exhaust particulates158US 4,276,071 AGeneral Motors Corporation · 1981
- Catalyzed SCR filter and emission treatment system132US 7,229,597 B2BASFD Catalysts LLC · 2007
- Monolithic catalyst member and support therefor105US 4,335,023 AEngelhard Corporation · 1982
- Catalyst structure employing integral heat exchange105US 5,512,250 ACatalytica, Inc. · 1996