B23B 51/00
Tools for drilling machines
B23B51/00 (Tools for drilling machines) appears on 3,061 US grants and 2,760 published applications in this corpus.
Search patents in B23B- Granted patents
- 3,061
- Published applications
- 2,760
- Assignees
- 1,027
- Inventors
- 4,382
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 28 | 0 |
| 1977 | 30 | 0 |
| 1978 | 33 | 0 |
| 1979 | 18 | 0 |
| 1980 | 23 | 0 |
| 1981 | 27 | 0 |
| 1982 | 18 | 0 |
| 1983 | 26 | 0 |
| 1984 | 28 | 0 |
| 1985 | 33 | 0 |
| 1986 | 54 | 0 |
| 1987 | 48 | 0 |
| 1988 | 36 | 0 |
| 1989 | 44 | 0 |
| 1990 | 43 | 0 |
| 1991 | 59 | 0 |
| 1992 | 50 | 0 |
| 1993 | 46 | 0 |
| 1994 | 38 | 0 |
| 1995 | 45 | 0 |
| 1996 | 26 | 0 |
| 1997 | 50 | 0 |
| 1998 | 72 | 0 |
| 1999 | 78 | 0 |
| 2000 | 69 | 0 |
| 2001 | 65 | 27 |
| 2002 | 38 | 71 |
| 2003 | 64 | 69 |
| 2004 | 41 | 82 |
| 2005 | 53 | 99 |
| 2006 | 70 | 92 |
| 2007 | 56 | 94 |
| 2008 | 49 | 96 |
| 2009 | 59 | 93 |
| 2010 | 53 | 129 |
| 2011 | 53 | 99 |
| 2012 | 56 | 96 |
| 2013 | 76 | 91 |
| 2014 | 99 | 103 |
| 2015 | 88 | 104 |
| 2016 | 80 | 118 |
| 2017 | 113 | 134 |
| 2018 | 122 | 141 |
| 2019 | 132 | 179 |
| 2020 | 115 | 156 |
| 2021 | 132 | 150 |
| 2022 | 108 | 125 |
| 2023 | 80 | 120 |
| 2024 | 78 | 142 |
| 2025 | 70 | 86 |
| 2026 | 89 | 64 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B23B 51/04Drills for trepanning854
- B23B 51/02Twist drills805
- B23B 51/10Bits for countersinking433
- B23B 51/0002Drills with connected cutting heads361
- B23B 51/06Drills with lubricating or cooling equipment349
- B23B 51/0006Drills with cutting inserts239
- B23B 51/009Stepped drills129
- B23B 51/08Drills combined with tool parts or tools for performing additional working126
Recent patents
- System and method for forming oil mist in machining apparatus29 Sep 2026US 12,746,607 B2Hyundai Motor Company
- Drilling tool22 Sep 2026US 12,741,324 B2Tungaloy Corporation
- Case length trimmer (CLT) with micro-adjustment tool and method of using same22 Sep 2026US 12,742,625 B2K&M Shooting Products, LLC
- Pocket hole drilling device15 Sep 2026US 12,734,589 B2
- Drill and method of producing drilled product15 Sep 2026US 12,734,591 B2Subaru Corporation
- Step drill bits8 Oct 2026US 2026/0307156 A1
- Self-sharpening cutting device with gradually phased materials8 Oct 2026US 2026/0307157 A1
- Holesaw assembly8 Oct 2026US 2026/0307158 A1Black & Decker Inc.
- Drill and method for manufacturing machined product1 Oct 2026US 2026/0295687 A1KYOCERA Corporation
- Micro adjustable countersink tool and related methods1 Oct 2026US 2026/0295688 A1Katz-Moses Group, LLC
Most cited
By later US patents
- Tool attachment1,179US 9,193,045 B2Robert Bosch GmbH · 2015
- Power tool having rotary input control1,053US 9,475,180 B2Black & Decker Inc. · 2016
- Manual tool for removing material from brittle and/or non-ductile stock416US 5,733,074 AHilti Aktiengesellschaft · 1998
- Apparatus and method for anchoring a cord-like element to a workpiece409US 5,885,294 AEthicon, Inc. · 1999
- Sleeved stop for a drill bit349US 7,210,881 B22007