B21F 3/00
Coiling wire into particular forms
B21F3/00 (Coiling wire into particular forms) appears on 435 US grants and 343 published applications in this corpus.
Search patents in B21F- Granted patents
- 435
- Published applications
- 343
- Assignees
- 258
- Inventors
- 776
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 10 | 0 |
| 1978 | 5 | 0 |
| 1979 | 5 | 0 |
| 1980 | 10 | 0 |
| 1981 | 5 | 0 |
| 1982 | 4 | 0 |
| 1983 | 9 | 0 |
| 1984 | 7 | 0 |
| 1985 | 10 | 0 |
| 1986 | 12 | 0 |
| 1987 | 10 | 0 |
| 1988 | 7 | 0 |
| 1989 | 11 | 0 |
| 1990 | 10 | 0 |
| 1991 | 6 | 0 |
| 1992 | 6 | 0 |
| 1993 | 10 | 0 |
| 1994 | 7 | 0 |
| 1995 | 8 | 0 |
| 1996 | 2 | 0 |
| 1997 | 5 | 0 |
| 1998 | 10 | 0 |
| 1999 | 10 | 0 |
| 2000 | 9 | 0 |
| 2001 | 2 | 4 |
| 2002 | 9 | 13 |
| 2003 | 11 | 10 |
| 2004 | 7 | 11 |
| 2005 | 6 | 10 |
| 2006 | 10 | 6 |
| 2007 | 3 | 4 |
| 2008 | 5 | 10 |
| 2009 | 5 | 7 |
| 2010 | 0 | 9 |
| 2011 | 3 | 25 |
| 2012 | 13 | 10 |
| 2013 | 10 | 13 |
| 2014 | 14 | 15 |
| 2015 | 14 | 19 |
| 2016 | 8 | 15 |
| 2017 | 16 | 27 |
| 2018 | 9 | 15 |
| 2019 | 15 | 14 |
| 2020 | 18 | 15 |
| 2021 | 11 | 16 |
| 2022 | 9 | 10 |
| 2023 | 12 | 17 |
| 2024 | 5 | 18 |
| 2025 | 13 | 19 |
| 2026 | 10 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Tool moving device and wire forming machine22 Sep 2026US 12,741,310 B2Asahi-Seiki Manufacturing Co., Ltd.
- Embolic devices and methods of manufacturing same25 Aug 2026US 12,714,433 B2Stryker Corporation
- Method of manufacturing stator4 Aug 2026US 12,700,780 B2NHK Spring Co., Ltd.
- Positioning device and method for positioning wire ends in the manufacture of an electrical machine4 Aug 2026US 12,700,782 B2Pro-Beam AG & Co. KGAA
- Method for producing a nonlinear cylindrical spring and use of such a spring28 Jul 2026US 12,693,689 B2Rolls-Royce Deutschland Ltd & Co KG
- Method for manufacturing an optimal torsion spring, method for assembling a spring-assisted roller blind mechanism and corresponding spring-assisted roller13 Aug 2026US 2026/0234992 A17912854 Canada Inc.
- Concrete-reinforcing steel fiber wire rod not undergoing heat treatment, steel fiber, and manufacturing methods therefor23 Jul 2026US 2026/0210115 A1Posco
- Tool moving device and wire forming machine11 Jun 2026US 2026/0158540 A1Asahi-Seiki Manufacturing Co., Ltd.
- Stator manufacturing apparatus14 May 2026US 2026/0135452 A1Hyundai Motor Company
- Metal guide tube9 Apr 2026US 2026/0097229 A1Rakuten Medical, Inc.
Most cited
By later US patents
- Guidewire having braided wire over drawn tube construction109US 6,142,975 AAdvanced Cardiovascular Systems, Inc. · 2000
- Method of heating a nitinol stent92US 6,666,881 B1Medinol Ltd. · 2003
- Stent91US 6,514,285 B1Medinol Ltd. · 2003
- Holder for inserting corneal curvature adjustable ring79US 4,961,744 AKeraVision, Inc. · 1990
- Method for corneal curvature adjustment69US 5,188,125 AKeraVision, Inc. · 1993