E02F 3/246
Drives
Official title: {drives}
E02F3/246 (Drives) appears on 54 US grants and 48 published applications in this corpus.
Search patents in E02F- Granted patents
- 54
- Published applications
- 48
- Assignees
- 39
- Inventors
- 123
- Latest grant
- 3 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 2 | 1 |
| 2010 | 1 | 3 |
| 2011 | 1 | 3 |
| 2012 | 3 | 2 |
| 2013 | 2 | 2 |
| 2014 | 1 | 1 |
| 2015 | 1 | 1 |
| 2016 | 1 | 1 |
| 2017 | 3 | 3 |
| 2018 | 0 | 6 |
| 2019 | 3 | 2 |
| 2020 | 3 | 4 |
| 2021 | 2 | 4 |
| 2022 | 4 | 4 |
| 2023 | 0 | 3 |
| 2024 | 5 | 2 |
| 2025 | 3 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Excavating assembly for milling a road surface or ground3 Mar 2026US 12,565,743 B2Simex Inc.
- Trench cutter drive with decoupled inner wheel/integrated bearing11 Nov 2025US 12,467,220 B2Liebherr-Components Biberach GmbH
- Drive device for a diaphragm wall cutter22 Jul 2025US 12,366,047 B2Liebherr-Components Biberach GmbH
- Drive device for a diaphragm wall cutter7 Jan 2025US 12,188,199 B2Liebherr-Components Biberach GmbH
- Systems and methods for a multi-modal screw propelled excavation3 Dec 2024US 12,157,984 B2Arizona Board of Regents on behalf of Arizona State University
- Trench cutter and method for making a cut trench in the ground5 Jun 2025US 2025/0179758 A1BAUER Maschinen GmbH
- Milling attachment with adjustable cover6 Feb 2025US 2025/0043525 A1Wirtgen GmbH
- Diaphragm wall cutter and method for cutting a cutting trench in the ground18 Jul 2024US 2024/0240427 A1BAUER Maschinen GmbH
- Milling attachment with adjustable cover22 Feb 2024US 2024/0060250 A1Wirtgen GmbH
- Excavating assembly for milling a road surface or ground7 Dec 2023US 2023/0392328 A1Simex Inc.
Most cited
By later US patents
- Ground breaking apparatus51US 5,259,692 A1993
- Roadway trenching apparatus49US 5,315,770 AAstec Industries, Inc. · 1994
- Rotary rock and trench cutting saw34US 4,662,684 AH. B. Zachery Corporation · 1987
- Milling drum with internal drive motor30US 5,382,084 AAlitec Corporation · 1995
- Hydraulic rotary grinder for attachment to construction machinery27US 6,438,874 B1Genesis Equipment and Manufacturing, Inc. · 2002