E02B 7/40
Swinging or turning gates
E02B7/40 (Swinging or turning gates) appears on 124 US grants and 105 published applications in this corpus.
Search patents in E02B- Granted patents
- 124
- Published applications
- 105
- Assignees
- 49
- Inventors
- 215
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 3 | 1 |
| 2003 | 2 | 6 |
| 2004 | 3 | 1 |
| 2005 | 0 | 0 |
| 2006 | 3 | 4 |
| 2007 | 1 | 3 |
| 2008 | 1 | 1 |
| 2009 | 1 | 2 |
| 2010 | 1 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 6 |
| 2013 | 3 | 6 |
| 2014 | 3 | 7 |
| 2015 | 6 | 6 |
| 2016 | 9 | 10 |
| 2017 | 8 | 12 |
| 2018 | 8 | 9 |
| 2019 | 9 | 7 |
| 2020 | 7 | 3 |
| 2021 | 5 | 5 |
| 2022 | 2 | 4 |
| 2023 | 3 | 2 |
| 2024 | 3 | 3 |
| 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
- Sluice gate16 Jun 2026US 12,655,910 B2
- Water control gate abutment air vent10 Jun 2025US 12,325,968 B2
- Watertight structure for flap gate and flap gate comprising same11 Feb 2025US 12,221,757 B2ASAHI INOVEX Corp.
- High-efficient swift stepless layering water taking gate device5 Nov 2024US 12,134,872 B2China Power Construction Group Guiyang Survey, Design and Research Institute Co., Ltd
- Multi pulley control gate27 Feb 2024US 11,913,185 B2Rubicon Research Pty Ltd.
- Flood barrier wall using double airbag and construction method therefor13 Aug 2026US 2026/0234883 A1Daedo Entech Co., Ltd.
- Float-controlled gate for steady water flow13 Aug 2026US 2026/0235226 A1
- Steel Dam Gate Driven By a Hydraulic Motor16 Apr 2026US 2026/0103862 A1Henan Shangyu Mechanical Equipment Manufacturing Co., Ltd.
- A water-level control unit with a downwardly hanging hinged lower flap portion of a valve element and a floating body connected thereto21 Aug 2025US 2025/0263917 A1
- Sluice gate3 Apr 2025US 2025/0109798 A1
Most cited
By later US patents
- Automatic flood gate52US 6,623,209 B1Floodbreak, L.L.C. · 2003
- Foundation flood gate with ventilation47US 6,287,050 B1Smart Vent, Inc. · 2001
- Sluice gate for automatically regulating a level45US 4,963,057 ASociete Anonyme dite: Alsthom Fluides · 1990
- Water gate control system40US 4,073,147 A1978
- Apparatus and method for controlling tide waters40US 4,146,346 A1979