C04B 38/0006
Honeycomb structures
Official title: {Honeycomb structures (from one or more corrugated sheets by winding or stacking C04B38/0083)}
C04B38/0006 (Honeycomb structures) appears on 1,328 US grants and 1,555 published applications in this corpus.
Search patents in C04B- Granted patents
- 1,328
- Published applications
- 1,555
- Assignees
- 228
- Inventors
- 1,703
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 3 | 0 |
| 1980 | 2 | 0 |
| 1981 | 6 | 0 |
| 1982 | 2 | 0 |
| 1983 | 8 | 0 |
| 1984 | 9 | 0 |
| 1985 | 8 | 0 |
| 1986 | 8 | 0 |
| 1987 | 9 | 0 |
| 1988 | 7 | 0 |
| 1989 | 8 | 0 |
| 1990 | 5 | 0 |
| 1991 | 10 | 0 |
| 1992 | 6 | 0 |
| 1993 | 10 | 0 |
| 1994 | 4 | 0 |
| 1995 | 5 | 0 |
| 1996 | 12 | 0 |
| 1997 | 19 | 0 |
| 1998 | 20 | 0 |
| 1999 | 13 | 0 |
| 2000 | 12 | 0 |
| 2001 | 19 | 2 |
| 2002 | 11 | 22 |
| 2003 | 10 | 32 |
| 2004 | 31 | 29 |
| 2005 | 9 | 50 |
| 2006 | 21 | 74 |
| 2007 | 16 | 86 |
| 2008 | 27 | 102 |
| 2009 | 56 | 132 |
| 2010 | 62 | 97 |
| 2011 | 75 | 81 |
| 2012 | 60 | 88 |
| 2013 | 76 | 58 |
| 2014 | 69 | 104 |
| 2015 | 76 | 97 |
| 2016 | 76 | 63 |
| 2017 | 65 | 54 |
| 2018 | 49 | 71 |
| 2019 | 58 | 48 |
| 2020 | 42 | 57 |
| 2021 | 44 | 63 |
| 2022 | 55 | 46 |
| 2023 | 40 | 34 |
| 2024 | 43 | 32 |
| 2025 | 25 | 17 |
| 2026 | 26 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Ceramic body, honeycomb structure, method for producing ceramic body and heater element29 Sep 2026US 12,750,923 B2NGK Insulators, Ltd.
- System and method for forming a ceramic sandwich-structured composite component22 Sep 2026US 12,741,914 B2General Electric Company
- Honeycomb structure, electrically heating support, and exhaust gas purification device25 Aug 2026US 12,716,374 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
- Dielectric drying method and dielectric drying apparatus for ceramic formed bodies, and method for producing ceramic structures21 Jul 2026US 12,686,646 B2NGK Insulators, Ltd.
- Method for producing ceramic product24 Sep 2026US 2026/0285772 A1NGK Insulators, Ltd.
- Filter and method for manufacturing same10 Sep 2026US 2026/0263982 A1NGK Insulators, Ltd.
- Composite panel core structure27 Aug 2026US 2026/0250208 A1General Electric Company
- Dielectric drying method and dielectric drying apparatus for ceramic formed bodies, and method for producing ceramic structures13 Aug 2026US 2026/0234068 A1NGK Corporation
- Ceramic body and electric heater13 Aug 2026US 2026/0239494 A1NGK Insulators, Ltd.
Most cited
By later US patents
- Diesel particulate trap330US 4,329,162 ACorning Glass Works · 1982
- Device for removal of contaminants from fluid streams235US 5,750,026 ACorning Incorporated · 1998
- Ceramic structural body188US 5,914,187 AIbiden Co., Ltd. · 1999
- Sheets having a highly inorganically filled organic polymer matrix172US 5,508,072 AE. Khashoggi Industries · 1996
- Articles of manufacture fashioned from sheets having a highly inorganically filled organic polymer matrix171US 5,506,046 AE. Khashoggi Industries · 1996