H01F 41/22
Heat treatment
Official title: Heat treatment; Thermal decomposition; Chemical vapour deposition
H01F41/22 (Heat treatment) appears on 72 US grants and 76 published applications in this corpus.
Search patents in H01F- Granted patents
- 72
- Published applications
- 76
- Assignees
- 70
- Inventors
- 272
- Latest grant
- 10 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 2 |
| 2003 | 1 | 2 |
| 2004 | 1 | 2 |
| 2005 | 3 | 3 |
| 2006 | 0 | 6 |
| 2007 | 2 | 2 |
| 2008 | 1 | 1 |
| 2009 | 0 | 3 |
| 2010 | 1 | 4 |
| 2011 | 2 | 2 |
| 2012 | 6 | 1 |
| 2013 | 1 | 8 |
| 2014 | 2 | 4 |
| 2015 | 2 | 2 |
| 2016 | 3 | 2 |
| 2017 | 3 | 3 |
| 2018 | 1 | 6 |
| 2019 | 2 | 6 |
| 2020 | 8 | 4 |
| 2021 | 4 | 4 |
| 2022 | 2 | 3 |
| 2023 | 3 | 2 |
| 2024 | 0 | 2 |
| 2025 | 0 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Guiding structures for fabrication of angled features in a semiconductor device10 Mar 2026US 12,572,067 B2International Business Machines Corporation
- Sintered R2M17 magnet and method of fabricating a R2M17 magnet5 Dec 2023US 11,837,391 B2Vacuumschmelze GmbH & Co.KG
- Preparation method of neodymium iron boron products and neodymium iron boron product prepared by using the same10 Oct 2023US 11,783,972 B2Hangzhou Foresee Group Holding Co., Ltd.
- Method of producing an oppositely magnetized magnetic structure29 Aug 2023US 11,742,123 B2Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V.
- Sintered R2M17 magnet and method of fabricating a R2M17 magnet27 Sep 2022US 11,456,095 B2Vacuumschmelze GmbH & Co.KG
- Multi-layer coil structure, inductor, and method for manufacturing multilayer coil structure5 Mar 2026US 2026/0066162 A1InMicro Integrated Magnetic Technology Co., Ltd.
- Boron-Based and High-Entropy Magnetic Materials5 Jun 2025US 2025/0182963 A1Georgetown University
- Digital device, method for producing same, and method for using same7 Nov 2024US 2024/0371559 A1Tohoku University
- Guiding structures for fabrication of angled features in a semiconductor device26 Sep 2024US 2024/0319591 A1International Business Machines Corporation
- Magnet, and small device, microactuator, and sensor that use said magnet5 Oct 2023US 2023/0317328 A1TDK Corporation
Most cited
By later US patents
- Thin films for magnetic device117US 7,220,669 B2ASM International N.V. · 2007
- Method of manufacturing a magnetic thin film33US 4,717,584 AMatsushita Electric Industrial Co., Ltd. · 1988
- Laser CVD and plasma CVD of CrO.sub.2 films and cobalt doped CrO.sub.2 films using organometallic precursors28US 4,980,198 ASyracuse University · 1990
- Method of making magnetic material layer24US 4,419,381 ASemiconductor Energy Laboratory Co.Ltd. · 1983
- Method of fabricating a multilayer dielectric tunnel barrier structure22US 6,849,464 B2Micron Technology, Inc. · 2005