B01D 46/2494
Octagonal
Official title: {Octagonal}
B01D46/2494 (Octagonal) appears on 57 US grants and 81 published applications in this corpus.
Search patents in B01D- Granted patents
- 57
- Published applications
- 81
- Assignees
- 15
- Inventors
- 111
- Latest grant
- 14 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2004 | 0 | 1 |
| 2005 | 0 | 3 |
| 2006 | 1 | 4 |
| 2007 | 0 | 0 |
| 2008 | 3 | 5 |
| 2009 | 2 | 4 |
| 2010 | 4 | 4 |
| 2011 | 4 | 12 |
| 2012 | 5 | 3 |
| 2013 | 2 | 0 |
| 2014 | 4 | 1 |
| 2015 | 0 | 11 |
| 2016 | 2 | 4 |
| 2017 | 8 | 7 |
| 2018 | 7 | 3 |
| 2019 | 3 | 3 |
| 2020 | 4 | 1 |
| 2021 | 2 | 2 |
| 2022 | 0 | 2 |
| 2023 | 2 | 5 |
| 2024 | 1 | 1 |
| 2025 | 2 | 4 |
| 2026 | 1 | 1 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Honeycomb filter14 Apr 2026US 12,599,862 B2NGK Insulators, Ltd.
- Honeycomb filter26 Aug 2025US 12,397,257 B2NGK Insulators, Ltd.
- Honeycomb filter18 Feb 2025US 12,226,727 B2NGK Insulators, Ltd.
- Ceramic honeycomb filter9 Apr 2024US 11,951,434 B2Proterial, Ltd.
- Honeycomb filter7 Nov 2023US 11,806,655 B2NGK Insulators, Ltd.
- Honeycomb filter1 Jan 2026US 2026/0001022 A1NGK Insulators, Ltd.
- Honeycomb structure11 Sep 2025US 2025/0281866 A1NGK Insulators, Ltd.
- Plugged ceramic honeycomb bodies with preferential catalyst loading and methods of manufacturing thereof3 Jul 2025US 2025/0214072 A1Corning Incorporated
- Silicon carbide honeycomb filter5 Jun 2025US 2025/0177900 A1Proterial, Ltd.
- Silicon carbide honeycomb filter29 May 2025US 2025/0170513 A1Proterial, Ltd.
Most cited
By later US patents
- Honeycomb structure26US 7,316,722 B2Ibiden Co., Ltd. · 2008
- Honeycomb structured body22US 7,556,782 B2Ibiden Co., Ltd. · 2009
- Honeycomb structure, and honeycomb filter and converter system both using the same19US 7,056,365 B2NGK Insulators, Ltd. · 2006
- Honeycomb structured body and exhaust gas purifying device15US 7,585,471 B2Ibiden Co., Ltd. · 2009
- Honeycomb structure and method of manufacturing the same11US 7,429,285 B2NGK Insulators, Ltd. · 2008