B23B 47/00
Constructional features of components specially designed for boring or drilling machines
Official title: Constructional features of components specially designed for boring or drilling machines; Accessories therefor (working-spindles, bearing sleeves therefor B23Q1/70; for machine tools in general B23Q)
B23B47/00 (Constructional features of components specially designed for boring or drilling machines) appears on 847 US grants and 725 published applications in this corpus.
Search patents in B23B- Granted patents
- 847
- Published applications
- 725
- Assignees
- 348
- Inventors
- 1,516
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 9 | 0 |
| 1978 | 5 | 0 |
| 1979 | 9 | 0 |
| 1980 | 8 | 0 |
| 1981 | 6 | 0 |
| 1982 | 6 | 0 |
| 1983 | 7 | 0 |
| 1984 | 9 | 0 |
| 1985 | 9 | 0 |
| 1986 | 9 | 0 |
| 1987 | 7 | 0 |
| 1988 | 16 | 0 |
| 1989 | 7 | 0 |
| 1990 | 13 | 0 |
| 1991 | 19 | 0 |
| 1992 | 14 | 0 |
| 1993 | 6 | 0 |
| 1994 | 15 | 0 |
| 1995 | 17 | 0 |
| 1996 | 9 | 0 |
| 1997 | 10 | 0 |
| 1998 | 21 | 0 |
| 1999 | 14 | 0 |
| 2000 | 11 | 0 |
| 2001 | 22 | 2 |
| 2002 | 12 | 10 |
| 2003 | 15 | 12 |
| 2004 | 9 | 15 |
| 2005 | 10 | 25 |
| 2006 | 15 | 26 |
| 2007 | 14 | 24 |
| 2008 | 9 | 23 |
| 2009 | 18 | 22 |
| 2010 | 12 | 17 |
| 2011 | 14 | 14 |
| 2012 | 20 | 19 |
| 2013 | 17 | 26 |
| 2014 | 24 | 36 |
| 2015 | 27 | 29 |
| 2016 | 26 | 25 |
| 2017 | 30 | 29 |
| 2018 | 26 | 42 |
| 2019 | 39 | 46 |
| 2020 | 40 | 49 |
| 2021 | 37 | 41 |
| 2022 | 41 | 43 |
| 2023 | 20 | 42 |
| 2024 | 28 | 46 |
| 2025 | 35 | 39 |
| 2026 | 27 | 23 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B23B 47/28Drill jigs for workpieces656
- B23B 47/34Arrangements for removing chips out of the holes made102
- B23B 47/26Liftable or lowerable drill heads or headstocks32
- B23B 47/32Arrangements for preventing the running-out of drills or fracture of drills when9
- B23B 47/30Additional gear with one or more working-spindles attachable to the main working-spindle5
Recent patents
- Drilling grid, drill rig and method for supervising at least one operation for drilling an aircraft structural part29 Sep 2026US 12,746,606 B2Pv Tool France
- Precisely-positioned drilling apparatus for steel tubular joints and application method thereof15 Sep 2026US 12,734,588 B2Fuzhou Urban and Rural Construcation Group CO., Ltd
- Pocket hole drilling device15 Sep 2026US 12,734,589 B2
- Intelligent control of metal cutting chip breakers15 Sep 2026US 12,734,705 B2International Business Machines Corporation
- Drill jigs for positioning mounting holes using metrology processes, and associated systems and methods8 Sep 2026US 12,728,463 B2Blue Origin Manufacturing, LLC
- Machining assembly1 Oct 2026US 2026/0295685 A1Tractive AB
- Valve cover repair tool1 Oct 2026US 2026/0295686 A1Milton Industries, Inc.
- Systems and Methods for Downward Drilling Robotic Systems27 Aug 2026US 2026/0251050 A1August Robotics Limited
- Apparatus and method for dust removal20 Aug 2026US 2026/0240385 A1
- Robot-assisted tool systems and methods20 Aug 2026US 2026/0241578 A1The Boeing Company
Most cited
By later US patents
- Drill guide with removable ferrules170US 5,743,916 AHuman Factors Industrial Design, Inc. · 1998
- Drill mountable drill guide158US 5,888,034 A1999
- Single-handed surgical drill depth guide121US 5,409,493 A1995
- Surgical drill guide and retractor116US 5,133,720 A1992
- Single-handed surgical drill depth guide with mandibular retractor116US 5,746,743 AGreenberg Surgical Technologies, LLC · 1998