E02F 5/109
Using rotating digging elements
Official title: {using rotating digging elements (rotating digging elements per se E02F3/18)}
E02F5/109 (Using rotating digging elements) appears on 56 US grants and 31 published applications in this corpus.
Search patents in E02F- Granted patents
- 56
- Published applications
- 31
- Assignees
- 34
- Inventors
- 106
- Latest grant
- 3 Dec 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 4 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 3 |
| 2008 | 0 | 0 |
| 2009 | 2 | 0 |
| 2010 | 0 | 2 |
| 2011 | 2 | 2 |
| 2012 | 1 | 1 |
| 2013 | 0 | 1 |
| 2014 | 1 | 2 |
| 2015 | 2 | 4 |
| 2016 | 4 | 3 |
| 2017 | 1 | 2 |
| 2018 | 2 | 2 |
| 2019 | 2 | 0 |
| 2020 | 0 | 3 |
| 2021 | 2 | 3 |
| 2022 | 1 | 0 |
| 2023 | 1 | 1 |
| 2024 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Apparatus and method for inserting an elongate object into a trench3 Dec 2024US 12,157,986 B2Soil Machine Dynamics Limited
- Apparatus for locating elongate object in a trench in a floor of a body of water28 Mar 2023US 11,613,870 B2Soil Machine Dynamics Limited
- Trench cutting apparatus and method12 Jul 2022US 11,384,506 B2Royal IHC Limited
- Subsea trencher and method for subsea trenching14 Sep 2021US 11,118,325 B2Bluemarine Offshore Yard Service B.V.
- Submarine cable trencher16 Mar 2021US 10,947,695 B2Hangzhou Aohai Marine Engineering Co., Ltd
- Method and underground construction device for ground working29 Feb 2024US 2024/0068352 A1BAUER Spezialtiefbau GmbH
- Method and apparatus for forming a trench for cable installation26 Jan 2023US 2023/0028817 A1
- Apparatus and Method for Inserting an Elongate Object Into a Trench23 Sep 2021US 2021/0292995 A1Soil Machine Dynamics Limited
- Apparatus for Locating Elongate Object in a Trench in a Floor of a Body of Water10 Jun 2021US 2021/0172151 A1Soil Machine Dynamics Limited
- Subsea trencher and method for subsea trenching14 Jan 2021US 2021/0010230 A1Bluemarine Offshore Yard Service B.V.
Most cited
By later US patents
- Method and device for continuously laying and burying a flexible submarine conduit25US 5,722,793 ACoflexip · 1998
- Self-propelled underwater trenching apparatus and method23US 4,274,760 A1981
- Underwater cable laying system20US 4,877,355 ACasper Colosimo & Son, Inc. · 1989
- Submarine pipe trenching apparatus19US 4,022,028 A1977
- Underwater trenching system19US 6,022,173 A2000