E04H 9/028
Earthquake withstanding shelters
Official title: {Earthquake withstanding shelters}
E04H9/028 (Earthquake withstanding shelters) appears on 239 US grants and 257 published applications in this corpus.
Search patents in E04H- Granted patents
- 239
- Published applications
- 257
- Assignees
- 112
- Inventors
- 437
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 4 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 0 | 0 |
| 1998 | 8 | 0 |
| 1999 | 10 | 0 |
| 2000 | 0 | 0 |
| 2001 | 8 | 4 |
| 2002 | 9 | 10 |
| 2003 | 4 | 5 |
| 2004 | 7 | 12 |
| 2005 | 7 | 16 |
| 2006 | 6 | 12 |
| 2007 | 12 | 8 |
| 2008 | 4 | 20 |
| 2009 | 2 | 11 |
| 2010 | 10 | 12 |
| 2011 | 4 | 10 |
| 2012 | 10 | 17 |
| 2013 | 13 | 15 |
| 2014 | 18 | 12 |
| 2015 | 13 | 19 |
| 2016 | 19 | 15 |
| 2017 | 10 | 14 |
| 2018 | 9 | 15 |
| 2019 | 12 | 8 |
| 2020 | 4 | 7 |
| 2021 | 3 | 1 |
| 2022 | 4 | 5 |
| 2023 | 2 | 2 |
| 2024 | 2 | 1 |
| 2025 | 3 | 5 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Seismic dissipator22 Sep 2026US 12,742,337 B2Brl Patents Limited
- House5 May 2026US 12,618,256 B1
- Yielding link, particularly for eccentrically braced frames17 Feb 2026US 12,553,251 B2Cast Connex Coproration
- Natural disaster shelter/pre-fabricated house16 Dec 2025US 12,497,797 B2
- Method for design of seismic-damping partition wall with variable friction energy dissipation14 Oct 2025US 12,442,183 B1South China University of Technology
- Triangular prismatic tuned mass damper suitable for large-span or cantilever structures28 May 2026US 2026/0146660 A1Tongji University
- Connector4 Dec 2025US 2025/0369247 A1
- Earthquake Safety Protection Device4 Dec 2025US 2025/0369248 A1
- Earthquake Safety Protection Device30 Oct 2025US 2025/0333973 A1
- Method for design of seismic-damping partition wall with variable friction energy dissipation2 Oct 2025US 2025/0305279 A1South China University of Technology
Most cited
By later US patents
- Support system for a building structure95US 5,862,635 AMagnum Foundation Systems · 1999
- Earth-quake proof building construction58US 4,409,765 A1983
- Modular damper54US 5,946,866 AMinnesota Mining and Manufacturing Company · 1999
- High strength wall frames and system utilizing same52US 6,185,898 B12001
- Damping coefficient switching-type hydraulic damper52US 7,234,574 B2Kajima Corporation · 2007