B23B 51/104
With stops
Official title: {with stops}
B23B51/104 (With stops) appears on 29 US grants and 38 published applications in this corpus.
Search patents in B23B- Granted patents
- 29
- Published applications
- 38
- Assignees
- 23
- Inventors
- 61
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 1 |
| 2008 | 0 | 2 |
| 2009 | 1 | 1 |
| 2010 | 0 | 5 |
| 2011 | 1 | 1 |
| 2012 | 1 | 0 |
| 2013 | 2 | 0 |
| 2014 | 3 | 1 |
| 2015 | 0 | 0 |
| 2016 | 1 | 1 |
| 2017 | 1 | 4 |
| 2018 | 1 | 1 |
| 2019 | 3 | 1 |
| 2020 | 3 | 5 |
| 2021 | 0 | 2 |
| 2022 | 3 | 2 |
| 2023 | 1 | 2 |
| 2024 | 0 | 4 |
| 2025 | 2 | 3 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for determining a working depth of a tool and tool for machining a workpiece5 May 2026US 12,617,029 B2Mapal Fabrik fur Prazisionswerkzeuge Dr. Kress KG
- System and method for drilling a hole for a countersink fastener24 Feb 2026US 12,558,729 B2Spirit AeroSystems, Inc.
- Tool bracket18 Nov 2025US 12,472,563 B2Sugino Machine Limited
- Debris ejection techniques for drilling tools28 Jan 2025US 12,208,454 B2Phillips Screw Company
- Debris ejection techniques for drilling tools3 Oct 2023US 11,772,172 B2Phillips Screw Company
- Micro adjustable countersink tool and related methods1 Oct 2026US 2026/0295688 A1Katz-Moses Group, LLC
- Rotary cutting tool, such as a drill or a reamer17 Jul 2025US 2025/0229345 A1Desgranges Outils Coupants
- Reverse countersink cutting assemblies, reverse countersinking assemblies and methods for reverse countersinking a through hole in a workpiece3 Apr 2025US 2025/0108444 A1The Boeing Company
- Tool bracket23 Jan 2025US 2025/0025943 A1Sugino Machine Limited
- Delimitation device3 Oct 2024US 2024/0326136 A1Ceratizit Balzheim GmbH & Co. KG
Most cited
By later US patents
- Depth limiting device and hole forming apparatus containing the same55US 7,258,513 B22007
- Depth limiting device for a boring tool24US 8,876,444 B12014
- Spring loaded tool with floating depth control for countersinking holes or engraving14US 7,607,871 B12009
- Controlled depth cartridge case camfering tool11US 5,064,320 A1991
- Countersink assembly8US 8,052,359 B2Woodworker's Supply, Inc. · 2011