E04D 5/149
Fastening by welding
Official title: {fastening by welding}
E04D5/149 (Fastening by welding) appears on 75 US grants and 67 published applications in this corpus.
Search patents in E04D- Granted patents
- 75
- Published applications
- 67
- Assignees
- 44
- Inventors
- 152
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 4 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 2 | 2 |
| 2004 | 1 | 1 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 2 | 3 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 1 | 2 |
| 2011 | 0 | 4 |
| 2012 | 2 | 1 |
| 2013 | 0 | 3 |
| 2014 | 4 | 2 |
| 2015 | 1 | 5 |
| 2016 | 6 | 7 |
| 2017 | 4 | 3 |
| 2018 | 2 | 4 |
| 2019 | 2 | 1 |
| 2020 | 4 | 5 |
| 2021 | 3 | 2 |
| 2022 | 0 | 2 |
| 2023 | 3 | 3 |
| 2024 | 1 | 4 |
| 2025 | 2 | 5 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Inverted fleece back assemblies for flashing applications21 Apr 2026US 12,607,016 B2Siplast, Inc.
- Roofing membrane with protective film17 Feb 2026US 12,553,242 B2Sika Technology AG
- Temperature sensing induction heating tool18 Nov 2025US 12,477,630 B2OMG Building Products LLC
- Fire-resistant roof system and membrane composite11 Mar 2025US 12,247,399 B2Holcim Technology Ltd
- Temperature sensing induction heating tool18 Jun 2024US 12,016,103 B2OMG, Inc.
- Seam sealing device for roofs30 Apr 2026US 2026/0117526 A1Simon Roofing and Sheet Metal Corp.
- Thermoplastic roofing membrane attachment system5 Feb 2026US 2026/0035926 A1Carlisle Construction Materials, LLC
- Inverted fleece back assemblies for flashing applications1 Jan 2026US 2026/0002364 A1Siplast, Inc.
- System for plateless magnetic induction welding of roofing membranes9 Oct 2025US 2025/0312975 A1Carlisle Construction Materials, LLC
- Method of induction welding using roofing membranes having reduced scrim densities3 Jul 2025US 2025/0215688 A1Carlisle Construction Materials, LLC
Most cited
By later US patents
- Method of laying roofing felt and means therefor121US 5,526,624 ARoofer International AB · 1996
- Gripping plate for attaching roofing membrane91US 5,797,232 AIllinois Tool Works Inc. · 1998
- Replacement flat roof insulation cover70US 4,625,469 A1986
- Attachment of roofing washer with heat-sealed screw-washer assemblage61US 5,018,329 AIllinois Tool Works Inc. · 1991
- Heat weld indicator for thermoplastic roofing membrane43US 6,055,786 AOMNOVA Solutions Inc. · 2000