E04H 7/04
Mainly of metal
Official title: mainly of metal
E04H7/04 (Mainly of metal) appears on 147 US grants and 117 published applications in this corpus.
Search patents in E04H- Granted patents
- 147
- Published applications
- 117
- Assignees
- 109
- Inventors
- 292
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 5 | 0 |
| 1979 | 3 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 5 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 5 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 0 | 0 |
| 1997 | 4 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 5 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 3 |
| 2006 | 0 | 3 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 1 | 0 |
| 2010 | 0 | 2 |
| 2011 | 0 | 4 |
| 2012 | 2 | 4 |
| 2013 | 5 | 10 |
| 2014 | 2 | 21 |
| 2015 | 8 | 14 |
| 2016 | 12 | 11 |
| 2017 | 14 | 6 |
| 2018 | 11 | 3 |
| 2019 | 7 | 2 |
| 2020 | 6 | 3 |
| 2021 | 1 | 5 |
| 2022 | 4 | 4 |
| 2023 | 3 | 6 |
| 2024 | 3 | 3 |
| 2025 | 8 | 9 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for constructing triple-shell tank15 Sep 2026US 12,735,248 B2Kawasaki Jukogyo Kabushiki Kaisha
- Triple-shell tank5 May 2026US 12,618,530 B2Kawasaki Jukogyo Kabushiki Kaisha
- Storage tank17 Feb 2026US 12,553,573 B2Linde Aktiengesellschaft
- Elevated tank tower2 Dec 2025US 12,486,689 B2Pittsburg Tank & Tower Group
- Method for constructing triple-shell tank2 Dec 2025US 12,486,950 B2Kawasaki Jukogyo Kabushiki Kaisha
- Elevated tank tower5 Mar 2026US 2026/0062944 A1
- Support structure for a storage tank11 Dec 2025US 2025/0377078 A1Gaztransport Et Technigaz
- Low-temperature liquefied gas storage tank4 Dec 2025US 2025/0369569 A1Kawasaki Jukogyo Kabushiki Kaisha
- Device and method for building a silo13 Nov 2025US 2025/0347128 A1J&D Beheer B.V.
- Tube for preventing water from entering a basin9 Oct 2025US 2025/0314084 A1P.V. Flood Control Corp.
Most cited
By later US patents
- Method for entombment of tanks in concrete45US 4,826,644 AConvault, Inc. · 1989
- Method of construction for a container with a symmetrical lobed structure and container constructed according to the said process36US 4,434,958 ACentre National D'Etudes Spatiales · 1984
- Modular storage tank29US 4,331,252 AModuTank, Inc. · 1982
- Lifting and shifting apparatus26US 4,382,580 AHandelsbolaget Rodoverken · 1983
- Removable condensate collector for elevated water storage facilities25US 4,313,457 APittsburgh-Des Moines Corporation · 1982