B21C 47/247
Joining wire or band ends
Official title: {Joining wire or band ends}
B21C47/247 (Joining wire or band ends) appears on 43 US grants and 38 published applications in this corpus.
Search patents in B21C- Granted patents
- 43
- Published applications
- 38
- Assignees
- 42
- Inventors
- 121
- Latest grant
- 22 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 3 |
| 2007 | 0 | 1 |
| 2008 | 0 | 2 |
| 2009 | 1 | 2 |
| 2010 | 1 | 2 |
| 2011 | 0 | 0 |
| 2012 | 4 | 1 |
| 2013 | 1 | 3 |
| 2014 | 4 | 2 |
| 2015 | 1 | 4 |
| 2016 | 0 | 3 |
| 2017 | 0 | 1 |
| 2018 | 2 | 1 |
| 2019 | 1 | 1 |
| 2020 | 1 | 4 |
| 2021 | 1 | 2 |
| 2022 | 0 | 1 |
| 2023 | 1 | 2 |
| 2024 | 3 | 1 |
| 2025 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Helically wound tubular structures22 Jul 2025US 12,366,310 B2Techreo LLC
- Cold-rolled steel strip manufacturing facility and method for manufacturing cold-rolled steel strip3 Jun 2025US 12,318,826 B2Jfe Steel Corporation
- Wire billet butt-welding apparatus4 Jun 2024US 11,999,002 B1Zhejiang Hailiang Co., Ltd.
- Stitcher19 Mar 2024US 11,931,791 B2SMS group GmbH
- Wire billet butt-welding apparatus and wire billet butt-welding method12 Mar 2024US 11,925,997 B1Zhejiang Hailiang Co., Ltd.
- Cutting equipment for steel strips, cold rolling line, method of cutting steel strips, and method of producing steel strips23 Oct 2025US 2025/0326017 A1Jfe Steel Corporation
- Plant and process for uncoiling wire-rod coils19 Dec 2024US 2024/0416404 A1Promostar S.R.L.
- Cold-rolled steel strip manufacturing facility and method for manufacturing cold-rolled steel strip16 Mar 2023US 2023/0080012 A1Jfe Steel Corporation
- Stitcher2 Mar 2023US 2023/0064480 A1SMS group GmbH
- Processing method of npr steel rebar rod25 Aug 2022US 2022/0266394 A1
Most cited
By later US patents
- Process for joining narrow width thin gage metal or alloy strip14US 4,286,744 AOlin Corporation · 1981
- Dual capstan in-line wire drawing machine13US 4,917,285 ARockford Manufacturing Group, Inc. · 1990
- Apparatus for joining thin metal strips end-to-end11US 4,391,037 A1983
- Method for storing coils of wound band-like blank material and for charging a processing machine, and an installation for this purpose11US 4,863,112 ABruderer AG · 1989
- Apparatus and method for making overlapping strip joints9US 4,973,089 AGuild International Inc. · 1990