B32B 37/146
Whereby one or more of the layers is a honeycomb structure
Official title: {whereby one or more of the layers is a honeycomb structure}
B32B37/146 (Whereby one or more of the layers is a honeycomb structure) appears on 315 US grants and 316 published applications in this corpus.
Search patents in B32B- Granted patents
- 315
- Published applications
- 316
- Assignees
- 184
- Inventors
- 710
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 4 | 0 |
| 1990 | 5 | 0 |
| 1991 | 5 | 0 |
| 1992 | 5 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 5 | 0 |
| 1996 | 2 | 0 |
| 1997 | 6 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 6 | 0 |
| 2001 | 3 | 1 |
| 2002 | 6 | 3 |
| 2003 | 2 | 6 |
| 2004 | 6 | 8 |
| 2005 | 1 | 7 |
| 2006 | 4 | 11 |
| 2007 | 8 | 3 |
| 2008 | 2 | 11 |
| 2009 | 0 | 13 |
| 2010 | 4 | 7 |
| 2011 | 9 | 8 |
| 2012 | 6 | 15 |
| 2013 | 3 | 9 |
| 2014 | 8 | 10 |
| 2015 | 8 | 31 |
| 2016 | 14 | 21 |
| 2017 | 20 | 24 |
| 2018 | 12 | 27 |
| 2019 | 26 | 20 |
| 2020 | 24 | 22 |
| 2021 | 17 | 22 |
| 2022 | 17 | 15 |
| 2023 | 14 | 6 |
| 2024 | 11 | 6 |
| 2025 | 8 | 8 |
| 2026 | 6 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Composite skins having variable hole sizes and shapes formed using photomachining15 Sep 2026US 12,736,017 B2Rtx Corporation
- Foam sheet core for composite sandwich structures and method of making the same12 May 2026US 12,623,431 B2The Boeing Company
- Method for manufacturing an acoustic panel with oblique cavities14 Apr 2026US 12,600,119 B2Safran Nacelles
- Methods for fabrication of layups for composite honeycomb core sandwich structures and said composite honeycomb core sandwich structures17 Feb 2026US 12,552,110 B2The Boeing Company
- Method for producing polyurethane sandwich molded parts17 Feb 2026US 12,552,111 B2BASF SE
- Sandwich panel, method of manufacturing sandwich panel, and release film for manufacturing sandwich panel11 Jun 2026US 2026/0158774 A1Sumitomo Bakelite Co., Ltd.
- Sandwich-Structured Panels and Method of Manufacture9 Apr 2026US 2026/0100179 A1Pratt & Whitney Canada Corp.
- Methods for fabrication of layups for composite honeycomb core sandwich structures and said composite honeycomb core sandwich structures25 Dec 2025US 2025/0387984 A1The Boeing Company
- Low extraction hnbr material with adhesion to polyamides20 Nov 2025US 2025/0353273 A1Danfoss A/S
- Panel element, method for forming a panel element and extrusion device9 Oct 2025US 2025/0314080 A1Vilox AB
Most cited
By later US patents
- Perforated honeycomb129US 5,180,619 ASupracor Systems, Inc. · 1993
- Titanium-polymer hybrid laminates126US 6,114,050 AThe Boeing Company · 2000
- Contoured seat cushion comprised of honeycomb cores125US 5,617,595 ASupracor Systems, Inc. · 1997
- Loop fastening material for fastening device and method of making same113US 5,380,313 AThe Proctor & Gamble Company · 1995
- Anatomical support apparatus111US 5,444,881 ASupracor Systems, Inc. · 1995