B23B 51/0426
With centering devices
Official title: {with centering devices}
B23B51/0426 (With centering devices) appears on 232 US grants and 208 published applications in this corpus.
Search patents in B23B- Granted patents
- 232
- Published applications
- 208
- Assignees
- 97
- Inventors
- 360
- Latest grant
- 7 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 6 | 0 |
| 1979 | 0 | 0 |
| 1980 | 4 | 0 |
| 1981 | 4 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 4 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 8 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 4 | 0 |
| 1995 | 5 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 10 | 0 |
| 1999 | 8 | 0 |
| 2000 | 6 | 0 |
| 2001 | 7 | 0 |
| 2002 | 1 | 6 |
| 2003 | 4 | 2 |
| 2004 | 4 | 7 |
| 2005 | 6 | 9 |
| 2006 | 7 | 7 |
| 2007 | 3 | 17 |
| 2008 | 4 | 11 |
| 2009 | 9 | 7 |
| 2010 | 6 | 11 |
| 2011 | 2 | 6 |
| 2012 | 6 | 8 |
| 2013 | 6 | 2 |
| 2014 | 9 | 6 |
| 2015 | 5 | 4 |
| 2016 | 5 | 11 |
| 2017 | 9 | 6 |
| 2018 | 8 | 12 |
| 2019 | 9 | 14 |
| 2020 | 7 | 10 |
| 2021 | 10 | 9 |
| 2022 | 2 | 7 |
| 2023 | 6 | 10 |
| 2024 | 4 | 9 |
| 2025 | 7 | 10 |
| 2026 | 2 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Soffit saw and extension7 Apr 2026US 12,594,612 B2
- Hole cutting accessory for power tool6 Jan 2026US 12,515,262 B2Black & Decker Inc.
- Hole saw30 Dec 2025US 12,508,662 B2
- Hole saw arbor assembly21 Oct 2025US 12,447,538 B2Milwaukee Electric Tool Corporation
- Hole saw2 Sep 2025US 12,403,537 B2Milwaukee Electric Tool Corporation
- Clamping Mandrel Adapter Device, Assembly Method for Assembling a Clamping Mandrel Adapter Device, and Machine Tool System with a Machine Tool and with a Clamping Mandrel Adapter Device20 Aug 2026US 2026/0241466 A1Robert Bosch GmbH
- Fastener removal apparatuses and methods of removing a fastener from a structure30 Apr 2026US 2026/0115784 A1Howmet Aerospace Inc.
- Method for removing a portion of a structure23 Apr 2026US 2026/0108958 A1Core Retention Equipment LLC
- Hole cutting accessory for power tool9 Apr 2026US 2026/0097438 A1Black & Decker Inc.
- Hole saw connecting mechanism9 Apr 2026US 2026/0097439 A1
Most cited
By later US patents
- Hole saw and connection method118US 6,705,807 B1Black & Decker Inc. · 2004
- Non-metallic body cutting tools111US 5,865,571 ANorton Company · 1999
- Hole saw103US 5,803,677 ACredo Tool Company · 1998
- Hole saw95US 6,588,992 B2Black & Decker Inc. · 2003
- Method for improving wear resistance of abrasive tools93US 6,227,188 B1Norton Company · 2001