H01F 7/206
Electromagnets for lifting, handling or transporting of magnetic pieces or material
Official title: {Electromagnets for lifting, handling or transporting of magnetic pieces or material (electromagnets for guidance of vehicles, workpieces B65G21/2009; for magnetic suspension or levitation H02N15/00)}
H01F7/206 (Electromagnets for lifting, handling or transporting of magnetic pieces or material) appears on 227 US grants and 201 published applications in this corpus.
Search patents in H01F- Granted patents
- 227
- Published applications
- 201
- Assignees
- 185
- Inventors
- 498
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 5 | 0 |
| 1978 | 7 | 0 |
| 1979 | 2 | 0 |
| 1980 | 4 | 0 |
| 1981 | 3 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 4 | 0 |
| 1985 | 6 | 0 |
| 1986 | 1 | 0 |
| 1987 | 6 | 0 |
| 1988 | 2 | 0 |
| 1989 | 4 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 0 |
| 2002 | 4 | 1 |
| 2003 | 2 | 0 |
| 2004 | 3 | 4 |
| 2005 | 0 | 4 |
| 2006 | 1 | 5 |
| 2007 | 1 | 4 |
| 2008 | 2 | 4 |
| 2009 | 4 | 1 |
| 2010 | 1 | 5 |
| 2011 | 4 | 4 |
| 2012 | 5 | 7 |
| 2013 | 4 | 4 |
| 2014 | 4 | 5 |
| 2015 | 4 | 17 |
| 2016 | 5 | 10 |
| 2017 | 13 | 11 |
| 2018 | 11 | 13 |
| 2019 | 10 | 12 |
| 2020 | 6 | 15 |
| 2021 | 9 | 9 |
| 2022 | 11 | 16 |
| 2023 | 16 | 17 |
| 2024 | 9 | 17 |
| 2025 | 18 | 13 |
| 2026 | 5 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Operating device intended to be installed in a vehicle15 Sep 2026US 12,739,983 B2Behr-Hella Thermocontrol GmbH
- Substrate processing system and substrate transfer method8 Sep 2026US 12,733,437 B2Tokyo Electron Limited
- Actuator and optical device16 Jun 2026US 12,658,349 B2Nidec Precision Corporation
- Bit holder for a magnetisable screwdriver bit, device for the automated manufacture of screw connections and procedure for the operation of a device for the automated manufacture of screw connections19 May 2026US 12,629,803 B2Hella GmbH & Co. KGaA
- Magnetic coupling device with movable workpiece interfaces10 Mar 2026US 12,570,007 B2Magswitch Automation Company
- Magnetic clamping device20 Aug 2026US 2026/0241625 A1Kosmek Ltd.
- Extraction and insertion implement for debris removal30 Jul 2026US 2026/0216895 A1
- Magnetic coupling device with movable workpiece interfaces18 Jun 2026US 2026/0166754 A1Magswitch Automation Company
- Substrate Processing System4 Dec 2025US 2025/0372427 A1Tokyo Electron Limited
- Panel, fastening construction, aircraft and opening device27 Nov 2025US 2025/0364169 A1Airbus Defence and Space GmbH
Most cited
By later US patents
- Magnetic gripping apparatus having circuit for eliminating residual flux92US 4,956,625 ATecnomagnete S.p.A. · 1990
- Magnetic workholding device73US 6,489,871 B12002
- Methods for controlling the path of magnetic flux from a permanent magnet and devices incorporating the same68US 6,342,746 B12002
- Methods for controlling the path of magnetic flux from a permanent magnet and devices incorporating the same63US 6,246,561 B1Magnetic Revolutions, Inc. · 2001
- Coordinate positioning apparatus with indexable stylus, components thereof, and method of using it56US 6,430,828 B1Electronic Measuring Devices, Inc. · 2002