B21K 5/00
Making tools or tool parts
Official title: Making tools or tool parts, e.g. pliers
B21K5/00 (Making tools or tool parts) appears on 205 US grants and 181 published applications in this corpus.
Search patents in B21K- Granted patents
- 205
- Published applications
- 181
- Assignees
- 144
- Inventors
- 418
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 4 | 0 |
| 1978 | 2 | 0 |
| 1979 | 3 | 0 |
| 1980 | 4 | 0 |
| 1981 | 4 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 5 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 8 | 0 |
| 1999 | 5 | 0 |
| 2000 | 6 | 0 |
| 2001 | 4 | 3 |
| 2002 | 8 | 11 |
| 2003 | 5 | 8 |
| 2004 | 9 | 8 |
| 2005 | 3 | 9 |
| 2006 | 3 | 5 |
| 2007 | 4 | 10 |
| 2008 | 8 | 9 |
| 2009 | 4 | 6 |
| 2010 | 3 | 5 |
| 2011 | 2 | 9 |
| 2012 | 3 | 10 |
| 2013 | 3 | 3 |
| 2014 | 10 | 10 |
| 2015 | 6 | 7 |
| 2016 | 7 | 6 |
| 2017 | 8 | 8 |
| 2018 | 8 | 8 |
| 2019 | 0 | 5 |
| 2020 | 4 | 16 |
| 2021 | 11 | 8 |
| 2022 | 5 | 8 |
| 2023 | 8 | 1 |
| 2024 | 5 | 2 |
| 2025 | 2 | 3 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Constant rake fluted drill bit and method of manufacture21 Apr 2026US 12,605,795 B1
- Method of manufacturing ultrasonic treatment tool3 Mar 2026US 12,564,875 B2Olympus Corporation
- Constant rake fluted drill bit and method of manufacture18 Feb 2025US 12,226,861 B1
- Stick fit fastener recess system18 Feb 2025US 12,228,158 B2Phillips Screw Company
- Coated mold, method for manufacturing coated mold, and hard coat-forming target10 Dec 2024US 12,163,214 B2Proterial, Ltd.
- Hot forging die and production method therefor1 Oct 2026US 2026/0295656 A1
- Forming tool, forming tool assembly, forming machine, forming method and computer program for producing a cylindrical workpiece having a helical outer contour by means of swaging16 Jul 2026US 2026/0199959 A1FELSS Systems GmbH
- Drilling tool, blank for drilling tool, and method for manufacturing blank for drilling tool11 Jun 2026US 2026/0158563 A1Osg Corporation
- Method for producing a tool, tool, method for machining a workpiece, workpiece28 Aug 2025US 2025/0269417 A1Surfunction GmbH
- Method for production of a stainless high-strength self-drilling screw5 Jun 2025US 2025/0178072 A1SFS Group International AG
Most cited
By later US patents
- Bit manufacturing method135US 6,073,518 ABaker Hughes Incorporated · 2000
- Structure for use in drilling a subterranean formation123US 6,089,123 ABaker Hughes Incorporated · 2000
- Cutting element with wear resistant crown100US 4,705,124 AMinnesota Mining and Manufacturing Company · 1987
- Methods for manufacturing endodontic instruments by milling64US 7,322,105 B2Ultradent Products, Inc. · 2008
- Cold-headed and roll-formed pick type cutter body with carbide insert54US 4,627,665 AKennametal Inc. · 1986