B23K 31/025
Connecting cutting edges or the like to tools
Official title: {Connecting cutting edges or the like to tools; Attaching reinforcements to workpieces, e.g. wear-resisting zones to tableware}
B23K31/025 (Connecting cutting edges or the like to tools) appears on 165 US grants and 139 published applications in this corpus.
Search patents in B23K- Granted patents
- 165
- Published applications
- 139
- Assignees
- 139
- Inventors
- 363
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 4 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 5 | 0 |
| 1987 | 7 | 0 |
| 1988 | 4 | 0 |
| 1989 | 9 | 0 |
| 1990 | 7 | 0 |
| 1991 | 4 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 2 |
| 2002 | 5 | 2 |
| 2003 | 2 | 3 |
| 2004 | 1 | 1 |
| 2005 | 1 | 5 |
| 2006 | 1 | 4 |
| 2007 | 1 | 2 |
| 2008 | 4 | 4 |
| 2009 | 2 | 3 |
| 2010 | 2 | 8 |
| 2011 | 3 | 5 |
| 2012 | 3 | 8 |
| 2013 | 4 | 13 |
| 2014 | 2 | 2 |
| 2015 | 5 | 11 |
| 2016 | 9 | 6 |
| 2017 | 7 | 11 |
| 2018 | 5 | 5 |
| 2019 | 5 | 7 |
| 2020 | 6 | 8 |
| 2021 | 4 | 8 |
| 2022 | 2 | 5 |
| 2023 | 8 | 4 |
| 2024 | 3 | 7 |
| 2025 | 5 | 3 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Fabrication of high-strength and lightweight beams and structures1 Sep 2026US 12,722,233 B2Tokyo Electron Limited
- Method of making a tool5 May 2026US 12,617,034 B2AB Sandvik Coromant
- Cutting tool for gang saw20 Jan 2026US 12,528,229 B2Ehwa Diamond Ind. Co., Ltd.
- Method of machining articles from a superhard disc18 Nov 2025US 12,474,685 B2Element Six Limited
- Cutting insert and method of manufacturing cutting insert21 Oct 2025US 12,447,537 B2Sumitomo Electric Hardmetal Corp.
- Drill bit cutter elements with one or more textured, non-planar surfaces on cutting faces thereof and drill bits including same13 Aug 2026US 2026/0234995 A1National Oilwell Varco, L. P.
- Knife blade with laser-welded joint18 Jun 2026US 2026/0166764 A1Kai Inc.
- Method For Manufacturing Guide Bar, Guide Bar, And Working Machine25 Dec 2025US 2025/0387941 A1Yamabiko Corporation
- Cutting tool insert4 Dec 2025US 2025/0367734 A1AB Sandvik Coromant
- Fabrication of high-strength and lightweight beams and structures2 Oct 2025US 2025/0303501 A1Tokyo Electron Limited
Most cited
By later US patents
- Brazed thermally-stable polycrystalline diamond compact workpieces and their fabrication143US 4,899,922 AGeneral Electric Company · 1990
- Composite compact having a base of a hard-centered alloy in which the base is joined to a substrate through a joint layer and process for producing the same129US 4,686,080 ASumitomo Electric Industries, Ltd. · 1987
- Composite compact components fabricated with high temperature brazing filler metal and method for making same110US 4,225,322 AGeneral Electric Company · 1980
- Brazing103US 4,880,154 A1989
- Method for welding hard metal82US 4,306,139 AIshikawajima-Harima Jukogyo Kabushiki Kaisha · 1981