H01F 6/02
Quenching
Official title: Quenching; Protection arrangements during quenching {(protection circuits H02H7/001)}
H01F6/02 (Quenching) appears on 208 US grants and 233 published applications in this corpus.
Search patents in H01F- Granted patents
- 208
- Published applications
- 233
- Assignees
- 108
- Inventors
- 446
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 4 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 3 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 2 |
| 2005 | 0 | 2 |
| 2006 | 1 | 5 |
| 2007 | 0 | 7 |
| 2008 | 4 | 6 |
| 2009 | 9 | 16 |
| 2010 | 5 | 10 |
| 2011 | 14 | 8 |
| 2012 | 5 | 7 |
| 2013 | 10 | 5 |
| 2014 | 7 | 10 |
| 2015 | 4 | 11 |
| 2016 | 5 | 10 |
| 2017 | 8 | 8 |
| 2018 | 11 | 12 |
| 2019 | 9 | 12 |
| 2020 | 7 | 20 |
| 2021 | 12 | 13 |
| 2022 | 15 | 19 |
| 2023 | 11 | 17 |
| 2024 | 16 | 12 |
| 2025 | 8 | 9 |
| 2026 | 12 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Magnetic resonance imaging apparatus and method of controlling superconducting magnet8 Sep 2026US 12,730,168 B2Canon Kabushiki Kaisha
- Control system for charging of non/partially insulated superconducting magnets and related techniques18 Aug 2026US 12,712,103 B2Massachusetts Institute of Technology
- Passive quench protection techniques for non-insulated superconducting magnets4 Aug 2026US 12,700,530 B2Commonwealth Fusion Systems LLC
- Superconducting magnet device23 Jun 2026US 12,665,115 B2Sumitomo Heavy Industries, Ltd.
- Quench protection circuit for superconducting magnet system based on distributed heater network16 Jun 2026US 12,658,346 B2Huazhong University of Science and Technology
- Superconducting coil device, magnetic resonance imaging apparatus including the same, and temperature management method of superconducting coil device1 Oct 2026US 2026/0302026 A1FUJIFILM Corporation
- Dynamic Management of Superconducting Magnets30 Jul 2026US 2026/0221324 A1The Penn State Research Foundation
- Vortex Flux Generator30 Jul 2026US 2026/0221902 A1Silicon Turbine Systems, Inc.
- A High Temperature Superconducting Coil with a Resistive Impregnated Winding and its Manufacturing Method23 Jul 2026US 2026/0213055 A1Commissariat A L' Energie Atomique Et Aux Energies Alternatives
- Techniques for mitigating overcurrents in high temperature superconductor magnets and related systems and methods16 Jul 2026US 2026/0204465 A1Commonwealth Fusion System LLC
Most cited
By later US patents
- Inductive quench for magnet protection149US 7,701,677 B2Massachusetts Institute of Technology · 2010
- Quench protection circuit for a superconducting magnet49US 7,492,556 B2Siemens Magnet Technology Ltd. · 2009
- High-temperature superconductor and its use24US 5,379,020 AABB Research Ltd. · 1995
- Superconducting-magnet electrical circuit offering quench protection24US 5,739,997 AGeneral Electric Company · 1998
- Superconducting-magnet electrical circuit having voltage and quench protection20US 5,650,903 AGeneral Electric Company · 1997