B29C 66/438
Joining sheets for making hollow-walled, channelled structures or multi-tubular articles
Official title: {Joining sheets for making hollow-walled, channelled structures or multi-tubular articles}
B29C66/438 (Joining sheets for making hollow-walled, channelled structures or multi-tubular articles) appears on 251 US grants and 208 published applications in this corpus.
Search patents in B29C- Granted patents
- 251
- Published applications
- 208
- Assignees
- 163
- Inventors
- 413
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 5 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 4 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 4 | 0 |
| 1989 | 3 | 0 |
| 1990 | 5 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 5 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 5 | 0 |
| 1997 | 9 | 0 |
| 1998 | 12 | 0 |
| 1999 | 10 | 0 |
| 2000 | 4 | 0 |
| 2001 | 4 | 3 |
| 2002 | 3 | 8 |
| 2003 | 9 | 9 |
| 2004 | 5 | 8 |
| 2005 | 7 | 11 |
| 2006 | 6 | 13 |
| 2007 | 5 | 6 |
| 2008 | 3 | 13 |
| 2009 | 5 | 13 |
| 2010 | 7 | 9 |
| 2011 | 7 | 10 |
| 2012 | 6 | 13 |
| 2013 | 6 | 3 |
| 2014 | 11 | 9 |
| 2015 | 12 | 15 |
| 2016 | 3 | 11 |
| 2017 | 7 | 6 |
| 2018 | 7 | 8 |
| 2019 | 10 | 6 |
| 2020 | 4 | 4 |
| 2021 | 7 | 8 |
| 2022 | 4 | 2 |
| 2023 | 4 | 3 |
| 2024 | 4 | 12 |
| 2025 | 2 | 4 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for manufacturing a cushion and cushion2 Jun 2026US 12,643,277 B2Otto Bock Mobility Solutions GmbH
- Panel structure manufacturing device and panel structure manufacturing method2 Jun 2026US 12,644,282 B2Mitsubishi Heavy Industries, Ltd.
- Inflatable product, and manufacturing apparatus and manufacturing method therefor5 May 2026US 12,616,312 B2Bestway Inflatables & Material Corp.
- Assembly jig for a cellular structure, assembly device comprising said jig, and method for manufacturing a cellular structure using said jig28 Oct 2025US 12,454,104 B2Airbus Operations GmbH
- Honeycomb structure having improved thermal conductivity26 Aug 2025US 12,397,520 B2Airbus Operations GmbH
- Thermoplastic weld around holes5 Mar 2026US 2026/0061707 A1Magna Exteriors Inc.
- Systems and methods of bubble closure formation for packaging12 Jun 2025US 2025/0187276 A1
- Method and device for storing stretchable sheet24 Apr 2025US 2025/0128904 A1Zuiko Corporation
- Panel member, panel member manufacturing method, and panel member manufacturing apparatus17 Apr 2025US 2025/0121580 A1Shinmaywa Industries, Ltd.
- Method for manufacturing a cushion and cushion6 Mar 2025US 2025/0073980 A1Otto Bock Mobility Solutions GmbH
Most cited
By later US patents
- Inflatable bladder187US 5,022,109 ADielectrics Industries · 1991
- Loop fastening material for fastening device and method of making same113US 5,380,313 AThe Proctor & Gamble Company · 1995
- Method of making a reinforced collapsible hose construction106US 4,478,661 ADayco Corporation · 1984
- Process for fabricating honeycomb material104US 5,228,936 AHunter Douglas Inc. · 1993
- Fibrous filtration face mask having corrugated polymeric microfiber filter layer86US 5,656,368 AMinnesota Mining and Manufacturing Company · 1997