E01C 19/288
Adapted for monitoring characteristics of the material being compacted
Official title: {adapted for monitoring characteristics of the material being compacted, e.g. indicating resonant frequency, measuring degree of compaction, by measuring values, detectable on the roller; using detected values to control operation of the roller, e.g. automatic adjustment of vibration responsive to such measurements}
E01C19/288 (Adapted for monitoring characteristics of the material being compacted) appears on 147 US grants and 160 published applications in this corpus.
Search patents in E01C- Granted patents
- 147
- Published applications
- 160
- Assignees
- 63
- Inventors
- 243
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 2 |
| 2003 | 2 | 5 |
| 2004 | 8 | 3 |
| 2005 | 0 | 0 |
| 2006 | 1 | 5 |
| 2007 | 2 | 6 |
| 2008 | 1 | 6 |
| 2009 | 6 | 4 |
| 2010 | 3 | 5 |
| 2011 | 4 | 4 |
| 2012 | 6 | 3 |
| 2013 | 3 | 5 |
| 2014 | 5 | 5 |
| 2015 | 5 | 8 |
| 2016 | 8 | 12 |
| 2017 | 5 | 11 |
| 2018 | 9 | 2 |
| 2019 | 6 | 8 |
| 2020 | 9 | 7 |
| 2021 | 2 | 8 |
| 2022 | 8 | 9 |
| 2023 | 5 | 12 |
| 2024 | 10 | 7 |
| 2025 | 4 | 7 |
| 2026 | 11 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System and method for determining compaction of work surface8 Sep 2026US 12,729,492 B2Caterpillar Paving Products Inc.
- Asphalt compactor creep mode21 Jul 2026US 12,686,977 B2Caterpillar Paving Products Inc.
- Asphalt compactor stop/start assist14 Jul 2026US 12,680,238 B2Caterpillar Paving Products Inc.
- Monitoring compaction energy into a paving material mat2 Jun 2026US 12,644,234 B2Caterpillar Paving Products Inc.
- Work vehicle display with compaction monitoring2 Jun 2026US 12,644,235 B2Caterpillar Paving Products Inc.
- Accuracy of State of Compaction Determination1 Oct 2026US 2026/0297863 A1Caterpillar Paving Products Inc.
- Compactor having control system for estimating remaining compaction work23 Jul 2026US 2026/0210063 A1Caterpillar Paving Products Inc.
- System and method for tracking operations of mobile machines at jobsites9 Jul 2026US 2026/0193853 A1Caterpillar Paving Products Inc.
- Ground compaction system for compacting asphalt material and method for compacting asphalt material25 Jun 2026US 2026/0176828 A1Hamm AG
- Ground compactor25 Jun 2026US 2026/0176829 A1Hamm AG
Most cited
By later US patents
- Method of measuring mechanical data of a soil, and of compacting the soil, and measuring or soil-compaction device102US 6,431,790 B1Ammann Verdichtung AG · 2002
- Method and apparatus for monitoring soil compaction84US 6,004,076 ACompaction Technology (Soil) Limited · 1999
- Drivable device for compacting a soil layer structure and method for ascertaining a layer modulus of elasticity of an uppermost layer of this soil layer structure80US 8,671,760 B2BOMAG GmbH · 2014
- Method and system for compaction measurement78US 8,635,903 B2Caterpillar Paving Products Inc. · 2014
- Determination of soil stiffness levels77US 7,483,791 B2Ammann Schweiz AG · 2009