B23Q 3/1543
Using electromagnets
Official title: {using electromagnets}
B23Q3/1543 (Using electromagnets) appears on 79 US grants and 75 published applications in this corpus.
Search patents in B23Q- Granted patents
- 79
- Published applications
- 75
- Assignees
- 67
- Inventors
- 181
- Latest grant
- 29 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 5 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 2 | 3 |
| 2005 | 1 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 3 |
| 2009 | 0 | 2 |
| 2010 | 0 | 4 |
| 2011 | 1 | 4 |
| 2012 | 0 | 0 |
| 2013 | 1 | 7 |
| 2014 | 8 | 5 |
| 2015 | 6 | 9 |
| 2016 | 4 | 8 |
| 2017 | 5 | 4 |
| 2018 | 4 | 6 |
| 2019 | 8 | 5 |
| 2020 | 3 | 2 |
| 2021 | 2 | 6 |
| 2022 | 0 | 2 |
| 2023 | 4 | 1 |
| 2024 | 4 | 1 |
| 2025 | 2 | 0 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Magnetic base29 Jul 2025US 12,370,642 B2C. & E. Fein GmbH
- Portable meter for measuring a force generated by a magnetic apparatus11 Mar 2025US 12,248,036 B2S.P.D. S.P.A.
- Magnetic grinding device and magnetic grinding control method15 Oct 2024US 12,115,619 B2Zhejiang Normal University
- Mounting system for a grinding machine27 Aug 2024US 12,070,804 B2Schaeffler Technologies AG & Co. KG
- Magnetic coupling device with at least one of a sensor arrangement and a degauss capability2 Jul 2024US 12,023,770 B2Magswitch Technology, Inc.
- Magnetic clamping device20 Aug 2026US 2026/0241625 A1Kosmek Ltd.
- Electrostatic chuck assembly and deposition apparatus including the same28 May 2026US 2026/0149393 A1Samsung Display Co., Ltd.
- Fixation device18 Apr 2024US 2024/0123559 A1
- Portable meter for measuring a force generated by a magnetic apparatus20 Jul 2023US 2023/0228826 A1S.P.D. S.P.A.
- Device for holding in position a product to be processed and a method29 Dec 2022US 2022/0410327 A1
Most cited
By later US patents
- Method for cutting tube-walls27US 4,633,555 A1987
- Method for cutting a boiler tube and apparatus therefor27US 4,718,201 A1988
- Method and apparatus for automatically aligning proximal edges of sheets to be butt welded26US 5,023,427 AArmco Steel Corporation · 1991
- Electrically switchable magnet system24US 6,002,317 AWalker Magnetics Group, Inc. · 1999
- Artificial leathers21US 4,434,205 AToa Nenryo Kogyo Kabushiki Kaisha · 1984