E02B 7/04
Dams across valleys
E02B7/04 (Dams across valleys) appears on 36 US grants and 30 published applications in this corpus.
Search patents in E02B- Granted patents
- 36
- Published applications
- 30
- Assignees
- 39
- Inventors
- 169
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 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 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 2 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 2 |
| 2013 | 1 | 1 |
| 2014 | 0 | 2 |
| 2015 | 2 | 0 |
| 2016 | 0 | 4 |
| 2017 | 0 | 1 |
| 2018 | 3 | 1 |
| 2019 | 1 | 3 |
| 2020 | 3 | 0 |
| 2021 | 1 | 2 |
| 2022 | 1 | 1 |
| 2023 | 2 | 2 |
| 2024 | 4 | 2 |
| 2025 | 2 | 2 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Partition monitoring method and model for concrete dam operation key part6 Oct 2026US 12,753,563 B2Hohai University
- Modular closed loop pumped storage hydropower plant13 May 2025US 12,297,616 B2Southwest Research Institute
- Packer element14 Jan 2025US 12,195,938 B2Planet 42 Limited
- Climbing formwork system for mass concrete construction, in particular for building a dam or for hydropower industry, and a method for building a mass concrete construction10 Dec 2024US 12,163,344 B2SIMEM S.p.A.
- Method for prevention and control of super large-scale floods and debris flows3 Dec 2024US 12,157,981 B2Institute of Mountain Hazards and Environment, Chinese Academy of Sciences
- Underwater dam defect detection method, system, and storage medium8 Oct 2026US 2026/0308858 A1Hohai University
- Dam with Contaminants Entombing Cap29 Jan 2026US 2026/0028788 A1W.L. French Hydropower Holdings LLC
- Ccr beneficial use structure for a pumped storage facility using in-situ coal combustion residuals with engineering measures22 Jan 2026US 2026/0022527 A1Go Team CCR LLC
- Compositions that include sand and a stabilizing agent and related methods3 Apr 2025US 2025/0109334 A1King Fahd University of Petroleum and Minerals
- Partition monitoring method and model for concrete dam operation key part9 Jan 2025US 2025/0012029 A1Hohai University
Most cited
By later US patents
- Formation of barriers34US 4,188,153 A1980
- Flood barrier and a method for forming a flood barrier18US 5,454,668 ABaroid Technology, Inc. · 1995
- Earth dam protective covering13US 4,184,786 A1980
- Support barge method and apparatus12US 3,931,778 ARaymond International Inc. · 1976
- Dam of earth or rock fill having impervious core12US 4,090,363 AHeilmann & Littmann Bau-Aktiengesellschaft · 1978