E04H 12/085
Details of flanges for tubular masts
Official title: {Details of flanges for tubular masts}
E04H12/085 (Details of flanges for tubular masts) appears on 176 US grants and 224 published applications in this corpus.
Search patents in E04H- Granted patents
- 176
- Published applications
- 224
- Assignees
- 100
- Inventors
- 335
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 1 |
| 2003 | 1 | 1 |
| 2004 | 3 | 7 |
| 2005 | 0 | 1 |
| 2006 | 1 | 5 |
| 2007 | 2 | 5 |
| 2008 | 3 | 5 |
| 2009 | 2 | 8 |
| 2010 | 9 | 15 |
| 2011 | 4 | 18 |
| 2012 | 9 | 10 |
| 2013 | 8 | 10 |
| 2014 | 9 | 12 |
| 2015 | 16 | 19 |
| 2016 | 8 | 7 |
| 2017 | 9 | 13 |
| 2018 | 12 | 16 |
| 2019 | 9 | 9 |
| 2020 | 10 | 10 |
| 2021 | 13 | 11 |
| 2022 | 10 | 20 |
| 2023 | 10 | 8 |
| 2024 | 8 | 6 |
| 2025 | 8 | 4 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Stud system for connecting flanges7 Jul 2026US 12,674,315 B2Siemens Gamesa Renewable Energy A/S
- Flange connection23 Jun 2026US 12,662,989 B2Freudenberg Flow Technologies LLC
- Modular wind tower10 Mar 2026US 12,571,229 B2
- Set of flanges; an installation comprising a set of flanges and a method of providing the installation19 Aug 2025US 12,392,159 B2Wood Thilsted Ltd.
- Method of connecting tubular members in offshore structures22 Jul 2025US 12,366,312 B2Stiesdal Offshore A/S
- Method of detecting a position of at least one bolt end of at least one bolt13 Aug 2026US 2026/0235154 A1
- Flange connection6 Aug 2026US 2026/0226883 A1Freudenberg Flow Technologies LLC
- Apparatus and method for sealing and monitoring a bolted flange joint12 Feb 2026US 2026/0043503 A1
- Wind turbine tower non-interference stackable system13 Nov 2025US 2025/0347266 A1CLS Wind LLC
- Apparatus for mounting cellular tower on billboards26 Jun 2025US 2025/0207426 A1
Most cited
By later US patents
- Antenna support with multi-direction adjustability203US 5,787,673 APiRod, Inc. · 1998
- Pier foundation under high unit compression100US 5,826,387 A1998
- Tensionless pier foundation93US 5,586,417 A1996
- Post-tension pile anchor foundation and method therefor69US 7,618,217 B22009
- Perimeter weighted foundation for wind turbines and the like66US 6,672,023 B22004