B01D 46/2488
Triangular
Official title: {Triangular}
B01D46/2488 (Triangular) appears on 48 US grants and 59 published applications in this corpus.
Search patents in B01D- Granted patents
- 48
- Published applications
- 59
- Assignees
- 27
- Inventors
- 124
- Latest grant
- 12 Sep 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 2 |
| 2003 | 1 | 2 |
| 2004 | 0 | 7 |
| 2005 | 0 | 5 |
| 2006 | 3 | 1 |
| 2007 | 2 | 3 |
| 2008 | 5 | 7 |
| 2009 | 2 | 1 |
| 2010 | 6 | 2 |
| 2011 | 1 | 5 |
| 2012 | 4 | 1 |
| 2013 | 2 | 0 |
| 2014 | 3 | 4 |
| 2015 | 2 | 3 |
| 2016 | 2 | 2 |
| 2017 | 1 | 3 |
| 2018 | 1 | 0 |
| 2019 | 4 | 1 |
| 2020 | 1 | 2 |
| 2021 | 1 | 3 |
| 2022 | 0 | 1 |
| 2023 | 2 | 2 |
| 2024 | 0 | 0 |
| 2025 | 0 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Asymmetrical channel structure of particulate trap filter body12 Sep 2023US 11,753,976 B2Dalian University of Technology
- Outlet-coated ceramic honeycomb bodies and methods of manufacturing same5 Sep 2023US 11,746,061 B2Corning Incorporated
- Manufacturing method of honeycomb structure5 Oct 2021US 11,135,739 B2NGK Insulators, Ltd.
- Soot particle filter with storage cells for a catalyst26 May 2020US 10,661,216 B2Umicore AG & Co. KG
- Honeycomb structure11 Jun 2019US 10,315,193 B2Honda Motor Co., Ltd.
- Plugged ceramic honeycomb bodies with preferential catalyst loading and methods of manufacturing thereof3 Jul 2025US 2025/0214072 A1Corning Incorporated
- Silicon carbide honeycomb filter29 May 2025US 2025/0170513 A1Proterial, Ltd.
- Outlet-coated ceramic honeycomb bodies and methods of manufacturing same16 Nov 2023US 2023/0365472 A1Corning Incorporated
- Plugged ceramic honeycomb bodies with preferential catalyst loading and methods of manufacturing thereof13 Apr 2023US 2023/0111280 A1Corning Incorporated
- Honeycomb bodies having an array of channels with different hydraulic diameters and methods of making the same27 Jan 2022US 2022/0023792 A1Corning Incorporated
Most cited
By later US patents
- Composite planar and triangularly pleated filter element307US 4,925,561 ATsuchiya Mfg. Co., Ltd. · 1990
- Honeycomb filter and method of making it163US 4,417,908 ACorning Glass Works · 1983
- Ceramic filters for diesel exhaust particulates158US 4,276,071 AGeneral Motors Corporation · 1981
- Pre-form for exhaust aftertreatment control filter63US 6,582,490 B2Fleetguard, Inc. · 2003
- Ceramic honeycomb structural body35US 7,438,967 B2Ibiden Co., Ltd. · 2008