E02F 9/245
For preventing damage to underground objects during excavation
Official title: {for preventing damage to underground objects during excavation, e.g. indicating buried pipes or the like (detection of pipes in the ground F16L1/11)}
E02F9/245 (For preventing damage to underground objects during excavation) appears on 89 US grants and 104 published applications in this corpus.
Search patents in E02F- Granted patents
- 89
- Published applications
- 104
- Assignees
- 59
- Inventors
- 212
- Latest grant
- 7 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 2 |
| 2004 | 3 | 2 |
| 2005 | 1 | 0 |
| 2006 | 1 | 2 |
| 2007 | 0 | 1 |
| 2008 | 0 | 3 |
| 2009 | 1 | 0 |
| 2010 | 1 | 1 |
| 2011 | 2 | 4 |
| 2012 | 1 | 1 |
| 2013 | 0 | 7 |
| 2014 | 4 | 4 |
| 2015 | 3 | 0 |
| 2016 | 1 | 9 |
| 2017 | 6 | 3 |
| 2018 | 3 | 6 |
| 2019 | 4 | 7 |
| 2020 | 11 | 11 |
| 2021 | 8 | 10 |
| 2022 | 5 | 4 |
| 2023 | 5 | 8 |
| 2024 | 5 | 6 |
| 2025 | 8 | 5 |
| 2026 | 1 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System and method for mapping obstructions in a work area to corresponding locations7 Apr 2026US 12,596,384 B2Deere & Company
- Well rescue and support system11 Nov 2025US 12,467,237 B1Imam Mohammad Ibn Saud Islamic University
- Work machine28 Oct 2025US 12,454,806 B2Hitachi Construction Machinery Co., Ltd.
- System and method for avoiding utility strikes by construction equipment28 Oct 2025US 12,455,369 B2RodRadar Ltd.
- Automated work system12 Aug 2025US 12,385,220 B2Hitachi Construction Machinery Co., Ltd.
- Detectable Marker Tape For Horizontal Drilling And Boring Applications9 Jul 2026US 2026/0194161 A1Eas IP, LLC
- Buried object estimation system and excavator25 Jun 2026US 2026/0176846 A1Sumitomo Heavy Industries, Ltd.
- System and method for visually representing subterranean objects of interest in a field of view display for a work area16 Apr 2026US 2026/0103875 A1Deere & Company
- Mobile work machine control using a subterranean feature model9 Apr 2026US 2026/0098398 A1Deere & Company
- System and method for avoiding utility strikes by construction equipment19 Feb 2026US 2026/0050081 A1RodRadar Ltd.
Most cited
By later US patents
- Method and apparatus for managing dig alerts in a network system118US 6,958,690 B1AT&T Corp. · 2005
- Method and apparatus for determining positioning relative to utility lines114US 6,710,741 B2Guardian Angel Protection Inc. · 2004
- Learning system and method for optimizing control of autonomous earthmoving machinery107US 6,076,030 ACarnegie Mellon University · 2000
- Method and apparatus for displaying an object at an earthworking site95US 6,282,477 B1Caterpillar Inc. · 2001
- Underground pipeline and cable detector and process91US 4,600,356 AGas Research Institute · 1986