E02B 7/52
Equipment preventing vibration of gates
E02B7/52 (Equipment preventing vibration of gates) appears on 4 US grants and 3 published applications in this corpus.
Search patents in E02B- Granted patents
- 4
- Published applications
- 3
- Assignees
- 3
- Inventors
- 6
- Latest grant
- 10 Jun 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Water control gate abutment air vent10 Jun 2025US 12,325,968 B2
- Optical fiber sensing system, optical fiber sensing apparatus, and reservoir monitoring method27 Aug 2024US 12,072,232 B2NEC Corporation
- Raised state holding mechanism of flap gate for breakwater5 Feb 2013US 8,366,348 B2Hitachi Zosen Corporation
- Air admission apparatus for water control gate19 Mar 1985US 4,505,612 AAllis-Chalmers Corporation
- Water control gate abutment air vent8 Jun 2023US 2023/0175223 A1
- Optical fiber sensing system, optical fiber sensing apparatus, and reservoir monitoring method27 Oct 2022US 2022/0341773 A1NEC Corporation
- Raised state holding mechanism of flap gate for breakwater20 Sep 2012US 2012/0237297 A1Hitachi Zosen Corporation
Most cited
By later US patents