B01D 46/2474
Of the walls along the length of the honeycomb
Official title: {of the walls along the length of the honeycomb}
B01D46/2474 (Of the walls along the length of the honeycomb) appears on 394 US grants and 485 published applications in this corpus.
Search patents in B01D- Granted patents
- 394
- Published applications
- 485
- Assignees
- 78
- Inventors
- 579
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 4 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 4 |
| 2003 | 2 | 7 |
| 2004 | 3 | 13 |
| 2005 | 3 | 16 |
| 2006 | 9 | 23 |
| 2007 | 8 | 25 |
| 2008 | 14 | 15 |
| 2009 | 17 | 30 |
| 2010 | 16 | 25 |
| 2011 | 20 | 26 |
| 2012 | 17 | 27 |
| 2013 | 22 | 11 |
| 2014 | 27 | 27 |
| 2015 | 16 | 31 |
| 2016 | 15 | 11 |
| 2017 | 21 | 38 |
| 2018 | 19 | 33 |
| 2019 | 20 | 23 |
| 2020 | 30 | 18 |
| 2021 | 21 | 27 |
| 2022 | 21 | 14 |
| 2023 | 21 | 18 |
| 2024 | 10 | 6 |
| 2025 | 11 | 12 |
| 2026 | 9 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Honeycomb structure8 Sep 2026US 12,728,377 B2NGK Insulators, Ltd.
- High filtration efficiency particulate filters having bimodal pore size distribution made from beads with open porosity11 Aug 2026US 12,702,946 B2Corning Incorporated
- Exhaust gas purification device7 Jul 2026US 12,673,320 B2Cataler Corporation
- Honeycomb filter26 May 2026US 12,636,603 B2NGK Insulators, Ltd.
- Aerosol deposition apparatus, method, and filter body with deposits26 May 2026US 12,636,676 B2Corning Incorporated
- High efficiency air filter body1 Oct 2026US 2026/0295491 A1Corning Incorporated
- Low bulk density, high geometric surface area honeycomb bodies4 Jun 2026US 2026/0152445 A1Corning Incorporated
- Honeycomb filter7 May 2026US 2026/0124570 A1NGK Insulators, Ltd.
- Honeycomb structure16 Apr 2026US 2026/0104001 A9NGK Insulators, Ltd.
- Honeycomb filter1 Jan 2026US 2026/0001022 A1NGK Insulators, Ltd.
Most cited
By later US patents
- Honeycomb filter and ceramic filter assembly201US 6,669,751 B1Ibiden Co., Ltd. · 2003
- Honeycomb filter and method of making it102US 4,416,676 ACorning Glass Works · 1983
- Honeycomb filter and ceramic filter assembly88US 7,112,233 B2Ibiden Co., Ltd. · 2006
- Heated cellular structures64US 5,259,190 ACorning Incorporated · 1993
- Pre-form for exhaust aftertreatment control filter63US 6,582,490 B2Fleetguard, Inc. · 2003