E04B 2001/748
Honeycomb materials
Official title: {Honeycomb materials}
E04B2001/748 (Honeycomb materials) appears on 91 US grants and 58 published applications in this corpus.
Search patents in E04B- Granted patents
- 91
- Published applications
- 58
- Assignees
- 59
- Inventors
- 176
- Latest grant
- 25 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 0 | 0 |
| 1978 | 9 | 0 |
| 1979 | 4 | 0 |
| 1980 | 1 | 0 |
| 1981 | 4 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 4 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 6 | 0 |
| 2002 | 0 | 2 |
| 2003 | 0 | 2 |
| 2004 | 0 | 1 |
| 2005 | 2 | 0 |
| 2006 | 0 | 3 |
| 2007 | 0 | 1 |
| 2008 | 2 | 3 |
| 2009 | 1 | 0 |
| 2010 | 1 | 0 |
| 2011 | 1 | 4 |
| 2012 | 3 | 3 |
| 2013 | 3 | 2 |
| 2014 | 3 | 8 |
| 2015 | 4 | 1 |
| 2016 | 2 | 1 |
| 2017 | 2 | 4 |
| 2018 | 3 | 1 |
| 2019 | 2 | 8 |
| 2020 | 2 | 4 |
| 2021 | 3 | 2 |
| 2022 | 4 | 3 |
| 2023 | 1 | 3 |
| 2024 | 2 | 1 |
| 2025 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Thermally insulating aerogel vacuum composite panel and preparation method thereof25 Nov 2025US 12,479,967 B2Huabao (Tianjin) New Material Science And Technology Development Co., Ltd.
- Sound absorbing panels28 Jan 2025US 12,209,409 B2The Boeing Company
- Module ensuring an attenuation of sound waves and a heat exchange10 Dec 2024US 12,163,469 B2Airbus Operations GmbH
- Incombustible sound absorption panel9 Jan 2024US 11,866,931 B2Shizuka Co., Ltd.
- Thermal insulating element17 Oct 2023US 11,787,147 B2Rep IP AG
- Honeycomb structure for aerogel based insulation23 Oct 2025US 2025/0326200 A1Carlisle Construction Materials, LLC
- Thermal Insulation Board12 Sep 2024US 2024/0301682 A1Coldins Oy
- Flexible Honeycomb Structure and Manufacturing Method for Flexible Honeycomb Structure18 May 2023US 2023/0150223 A1Beijing Ander Technologies
- Incombustible sound absorption panel18 May 2023US 2023/0151605 A1Shizuka Co., Ltd.
- Module ensuring an attenuation of sound waves and a heat exchange4 May 2023US 2023/0138228 A1Airbus Operations GmbH
Most cited
By later US patents
- Multi-layered acoustic liner128US 3,948,346 AMcDonnell Douglas Corporation · 1976
- Cellular structures with twelve-cornered cells122US 10,393,315 B2Ford Global Technologies, LLC · 2019
- Building panel with vibration dampening core85US 6,256,959 B1Kjmm, Inc. · 2001
- Sound absorbing panel82US 4,084,367 AHaworth Mfg., Inc. · 1978
- Microsphere insulation systems82US 6,858,280 B2Technology Applications, Inc. · 2005