B23B 5/16
Turning-machines or devices specially adapted for particular work: for bevelling, chamfering, or
Official title: for bevelling, chamfering, or deburring the ends of bars or tubes
B23B5/16 (Turning-machines or devices specially adapted for particular work: for bevelling, chamfering, or) appears on 563 US grants and 330 published applications in this corpus.
Search patents in B23B- Granted patents
- 563
- Published applications
- 330
- Assignees
- 247
- Inventors
- 782
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 11 | 0 |
| 1977 | 2 | 0 |
| 1978 | 11 | 0 |
| 1979 | 7 | 0 |
| 1980 | 3 | 0 |
| 1981 | 8 | 0 |
| 1982 | 7 | 0 |
| 1983 | 8 | 0 |
| 1984 | 18 | 0 |
| 1985 | 8 | 0 |
| 1986 | 10 | 0 |
| 1987 | 17 | 0 |
| 1988 | 12 | 0 |
| 1989 | 16 | 0 |
| 1990 | 18 | 0 |
| 1991 | 19 | 0 |
| 1992 | 7 | 0 |
| 1993 | 6 | 0 |
| 1994 | 16 | 0 |
| 1995 | 10 | 0 |
| 1996 | 6 | 0 |
| 1997 | 11 | 0 |
| 1998 | 14 | 0 |
| 1999 | 12 | 0 |
| 2000 | 14 | 0 |
| 2001 | 10 | 5 |
| 2002 | 9 | 12 |
| 2003 | 12 | 18 |
| 2004 | 10 | 6 |
| 2005 | 5 | 8 |
| 2006 | 14 | 10 |
| 2007 | 6 | 8 |
| 2008 | 8 | 8 |
| 2009 | 9 | 12 |
| 2010 | 10 | 12 |
| 2011 | 4 | 12 |
| 2012 | 6 | 11 |
| 2013 | 9 | 7 |
| 2014 | 10 | 20 |
| 2015 | 15 | 25 |
| 2016 | 16 | 26 |
| 2017 | 19 | 21 |
| 2018 | 22 | 20 |
| 2019 | 27 | 29 |
| 2020 | 24 | 13 |
| 2021 | 12 | 11 |
| 2022 | 16 | 6 |
| 2023 | 3 | 14 |
| 2024 | 8 | 7 |
| 2025 | 2 | 2 |
| 2026 | 6 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Mounting device, mounting method, and method for manufacturing product6 Oct 2026US 12,752,347 B2Sintokogio, Ltd.
- On-machine three-dimensional profiling machining device and method for complex configuration composite23 Jun 2026US 12,661,724 B2Aerospace Research Institute of Materials & Processing Technology
- Bench pipe threading machine and threading method12 May 2026US 12,623,296 B2Hangzhou Hongli Pipe Machinery Co., Ltd
- Assembly and method for preparing a pipe elbow for welding7 Apr 2026US 12,594,633 B1
- Conduit reamer24 Mar 2026US 12,583,036 B2Milwaukee Electric Tool Corporation
- Conduit Reamer2 Jul 2026US 2026/0183845 A1Milwaukee Electric Tool Corporation
- Deburring external chamfer tool with cutting insert mounting structure4 Jun 2026US 2026/0151834 A1Hong Ann Tool Industries Co., Ltd.
- Turning machine tool21 May 2026US 2026/0138191 A1E.M.G. Srl
- Pipe preparation tool2 Apr 2026US 2026/0091437 A1
- Machine Tool12 Mar 2026US 2026/0070129 A1Star Micronics Co., Ltd.
Most cited
By later US patents
- Cutting tool for cutting well casing165US 4,938,291 A1990
- Milling tool and method for milling multiple casing strings144US 5,150,755 ABaker Hughes Incorporated · 1992
- Downhole milling tool91US 5,456,312 ABaker Hughes Incorporated · 1995
- Cutting tool for cutting well casing83US 4,887,668 ATri-State Oil Tool Industries, Inc. · 1989
- Low-clearance pipe lathe82US 4,939,964 A1990