E01B 29/28
The fastening means being of screw-and-nut type
Official title: the fastening means being of screw-and-nut type (portable apparatus for fixing or removing screws or the like B25B); Apparatus therefor, adapted to additionally drilling holes
E01B29/28 (The fastening means being of screw-and-nut type) appears on 20 US grants and 18 published applications in this corpus.
Search patents in E01B- Granted patents
- 20
- Published applications
- 18
- Assignees
- 18
- Inventors
- 50
- Latest grant
- 27 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 2 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 2 |
| 2019 | 0 | 2 |
| 2020 | 2 | 2 |
| 2021 | 1 | 2 |
| 2022 | 2 | 3 |
| 2023 | 2 | 2 |
| 2024 | 1 | 2 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Forklift hydraulic motor based industrial driver apparatus27 May 2025US 12,313,096 B2One Pass Innovators, LLC
- Track processing machine, in particular impact wrench machine, and process for track processing by a track processing machine10 Dec 2024US 12,162,122 B2Robel Bahnbaumaschinen GmbH
- Impact wrench for tightening and loosening nuts and screws on a track17 Oct 2023US 11,787,017 B2Robel Bahnbaumaschinen GmbH
- Tie drill and lag screw inserter device for the rail industry4 Apr 2023US 11,618,136 B2FTS Tools, LLC
- Railroad tie plating machine and method13 Dec 2022US 11,525,221 B2Appalachian Timber Services, LLC
- Device for positioning track processing tools on a track21 Nov 2024US 2024/0384477 A1Plasser & Theurer Export Von Bahnbaumaschinen Gesellschaft M. B. H.
- Processing machine and method for track processing17 Oct 2024US 2024/0343082 A1Robel Bahnbaumaschinen GmbH
- Tie drill and lag screw inserter device for the rail industry11 May 2023US 2023/0143720 A1FTS Tools, LLC
- Apparatus for track machining, method for operating the apparatus for track machining and tamping assembly13 Apr 2023US 2023/0113067 A1Robel Bahnbaumaschinen GmbH
- Forklift hydraulic motor based industrial driver apparatus23 Jun 2022US 2022/0196041 A1One Pass Innovators, LLC
Most cited
By later US patents
- Automatic rail fastener applicator25US 5,398,616 AOak Industries Inc. · 1995
- Modular railway maintenance system21US 5,465,667 AOak Industries Inc. · 1995
- Fluid operated torque tool for and a method of tightening a nut on a plate on railroad crossings16US 7,735,397 B22010
- Automatiac railway fastener remover14US 5,577,447 AOak Industries Inc. · 1996
- Process for screwing and unscrewing the tie screws of a railroad and machine for implementing the process13US 5,615,616 AScheuchzer S.A. · 1997