E02F 5/00
Dredgers or soil-shifting machines for special purposes
E02F5/00 (Dredgers or soil-shifting machines for special purposes) appears on 1,792 US grants and 1,208 published applications in this corpus.
Search patents in E02F- Granted patents
- 1,792
- Published applications
- 1,208
- Assignees
- 703
- Inventors
- 2,737
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 45 | 0 |
| 1977 | 41 | 0 |
| 1978 | 44 | 0 |
| 1979 | 25 | 0 |
| 1980 | 25 | 0 |
| 1981 | 34 | 0 |
| 1982 | 34 | 0 |
| 1983 | 24 | 0 |
| 1984 | 31 | 0 |
| 1985 | 21 | 0 |
| 1986 | 23 | 0 |
| 1987 | 35 | 0 |
| 1988 | 27 | 0 |
| 1989 | 51 | 0 |
| 1990 | 38 | 0 |
| 1991 | 29 | 0 |
| 1992 | 23 | 0 |
| 1993 | 32 | 0 |
| 1994 | 14 | 0 |
| 1995 | 22 | 0 |
| 1996 | 20 | 0 |
| 1997 | 20 | 0 |
| 1998 | 32 | 0 |
| 1999 | 37 | 0 |
| 2000 | 39 | 0 |
| 2001 | 37 | 2 |
| 2002 | 39 | 30 |
| 2003 | 29 | 27 |
| 2004 | 27 | 30 |
| 2005 | 24 | 24 |
| 2006 | 22 | 33 |
| 2007 | 16 | 28 |
| 2008 | 8 | 28 |
| 2009 | 31 | 40 |
| 2010 | 29 | 35 |
| 2011 | 27 | 34 |
| 2012 | 16 | 39 |
| 2013 | 32 | 40 |
| 2014 | 38 | 62 |
| 2015 | 44 | 57 |
| 2016 | 43 | 60 |
| 2017 | 57 | 85 |
| 2018 | 51 | 81 |
| 2019 | 80 | 81 |
| 2020 | 82 | 72 |
| 2021 | 64 | 82 |
| 2022 | 48 | 64 |
| 2023 | 53 | 61 |
| 2024 | 52 | 48 |
| 2025 | 46 | 42 |
| 2026 | 31 | 23 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- E02F 5/02Dredgers or soil-shifting machines for special purposes: for digging trenches or ditches1,035
- E02F 5/30Auxiliary apparatus287
- E02F 5/22Dredgers or soil-shifting machines for special purposes: for making embankments210
- E02F 5/28Dredgers or soil-shifting machines for special purposes: for cleaning watercourses or other157
- E02F 5/006Dredgers or soil-shifting machines for special purposes: adapted for working ground under104
- E02F 5/003Dredgers or soil-shifting machines for special purposes: for uncovering conduits80
- E02F 5/16Machines for digging other holes in the soil67
Recent patents
- Trench wall cutting device and method for cutting a cutting trench in the ground15 Sep 2026US 12,735,862 B2BAUER Maschinen GmbH
- Ripper shank, shank holder, and ground engaging implement for using the same1 Sep 2026US 12,721,249 B2
- Extended scooped trenching blade1 Sep 2026US 12,723,367 B2Evolution Drilling Tools, Inc.
- Scarifier system for machine25 Aug 2026US 12,716,195 B2Caterpillar Inc.
- Deep-sea mining vehicle25 Aug 2026US 12,716,355 B2Deeptech NV
- Work vehicle measurement system and work vehicle measurement method8 Oct 2026US 2026/0309874 A1Komatsu Ltd.
- System and method for determining height of work tool of work machine24 Sep 2026US 2026/0286662 A1Caterpillar Paving Products Inc.
- Trench cutter17 Sep 2026US 2026/0275680 A1Royal IHC Limited
- Underwater planting machine, underwater planting system, and underwater planting method27 Aug 2026US 2026/0248064 A1Komatsu Ltd.
- Deep Foundation Excavator13 Aug 2026US 2026/0234897 A1Hitachi Construction Machinery Co., Ltd.
Most cited
By later US patents
- Enhancing liquid jet erosion147US 4,474,251 AHydronautics, Incorporated · 1984
- Excavator data acquisition and control system and process123US 5,704,142 AVermeer Manufacturing Company · 1998
- Laying and protecting cable into existing covering surfaces112US 8,480,332 B2CertusView Technologies, LLC · 2013
- Excavator data acquisition and control system and method of use109US 5,553,407 AVermeer Manufacturing Company · 1996
- Excavator data acquisition and control system and process103US 5,659,985 AVermeer Manufacturing Company · 1997