E01C 19/008
By reference lines placed along the road
Official title: {by reference lines placed along the road, e.g. wires co-operating with feeler elements (E01C19/006 takes precedence)}
E01C19/008 (By reference lines placed along the road) appears on 54 US grants and 26 published applications in this corpus.
Search patents in E01C- Granted patents
- 54
- Published applications
- 26
- Assignees
- 20
- Inventors
- 77
- Latest grant
- 14 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 5 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 2 |
| 2014 | 1 | 2 |
| 2015 | 1 | 1 |
| 2016 | 1 | 2 |
| 2017 | 2 | 1 |
| 2018 | 2 | 1 |
| 2019 | 1 | 2 |
| 2020 | 1 | 2 |
| 2021 | 3 | 2 |
| 2022 | 2 | 3 |
| 2023 | 2 | 0 |
| 2024 | 2 | 2 |
| 2025 | 1 | 2 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Adjustable string line sensors for slip form paving14 Apr 2026US 12,601,122 B2Wirtgen GmbH
- Measuring paving thickness during slip form paving17 Feb 2026US 12,553,196 B2Wirtgen GmbH
- Road finishing machine and method for levelling a screed1 Jul 2025US 12,345,000 B2Joseph Voegele AG
- Power activated steering guide12 Nov 2024US 12,139,858 B2Caterpillar Paving Products Inc.
- Scarifier system, and method of resurfacing or remodeling a ground surface using the scarifier system30 Jul 2024US 12,049,734 B1
- Measuring device and method for continuously feeling a height reference16 Apr 2026US 2026/0103858 A1Joseph Vogele AG
- Road machine and road surface paving system19 Jun 2025US 2025/0198095 A1Sumitomo Construction Machinery Co., Ltd.
- Slip Form Paving Machine with A Swelling Sensor and Method of Controlling Such Slip Form Paving Machine9 Jan 2025US 2025/0012022 A1Wirtgen GmbH
- Adjustable string line sensors for slip form paving20 Jun 2024US 2024/0200284 A1Wirtgen GmbH
- Measuring paving thickness during slip form paving20 Jun 2024US 2024/0200288 A1Wirtgen GmbH
Most cited
By later US patents
- Paver with material supply and mat grade and slope quality control apparatus and method116US 5,356,238 ACedarapids, Inc. · 1994
- Paver with material supply and mat grade and slope quality control apparatus and method82US 5,401,115 ACedarapids, Inc. · 1995
- Method for operating paving train machines82US 9,963,836 B1GOMACO Corporation · 2018
- Field configurable sonic grade control79US 5,201,604 ARaytheon Company · 1993
- Grade cutting machine65US 4,041,623 AMiller Formless Co., Inc. · 1977