H01F 1/0536
Sintered
Official title: {sintered}
H01F1/0536 (Sintered) appears on 97 US grants and 138 published applications in this corpus.
Search patents in H01F- Granted patents
- 97
- Published applications
- 138
- Assignees
- 52
- Inventors
- 289
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 3 |
| 2005 | 3 | 2 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 5 |
| 2014 | 0 | 21 |
| 2015 | 5 | 23 |
| 2016 | 7 | 14 |
| 2017 | 14 | 17 |
| 2018 | 11 | 10 |
| 2019 | 18 | 9 |
| 2020 | 10 | 7 |
| 2021 | 8 | 5 |
| 2022 | 4 | 6 |
| 2023 | 7 | 5 |
| 2024 | 1 | 8 |
| 2025 | 2 | 0 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Permeating treatment method for radially oriented sintered magnet, magnet, and composition for magnet permeation29 Sep 2026US 12,749,620 B2China Rare Earth Radimag (Shenzhen) Technology Co., Ltd.
- R-T-B based permanent magnet22 Sep 2026US 12,744,139 B2TDK Corporation
- Composite component and method for producing same14 Apr 2026US 12,603,206 B2Nichia Corporation
- Anisotropic rare earth sintered magnet and method for producing the same2 Sep 2025US 12,406,785 B2Shin-Etsu Chemical Co., Ltd.
- Motor rotor and IPM motor20 May 2025US 12,308,703 B2Beijing Zhong Ke San Huan Hi-Tech Co., Ltd.
- Manufacturing method of rare earth magnet1 Oct 2026US 2026/0295667 A1Honda Motor Co., Ltd.
- Misch-metal permanent magnetic material and method for preparing the same based on sintering and multi-step diffusion26 Dec 2024US 2024/0425954 A1Baotou Research Institute of Rare Earths
- Sintered rare-earth magnet and method of manufacture24 Oct 2024US 2024/0355513 A1Shin-Etsu Chemical Co., Ltd.
- Method for producing a raw magnet2 May 2024US 2024/0145135 A1MIMplus Technologies GmbH & Co. KG
- Process for producing a raw magnet18 Apr 2024US 2024/0127994 A1MIMplus Technologies GmbH & Co. KG
Most cited
By later US patents
- Method for press molding rare earth alloy powder and method for producing sintered object of rare earth alloy11US 7,045,092 B2Neomax Co., Ltd. · 2006
- Cutting method using wire saw, wire saw device, and method of manufacturing rare-earth magnet10US 6,945,242 B2Neomax Co., Ltd. · 2005
- Method for cutting rare earth alloy, method for manufacturing rare earth magnet, and wire-saw machine8US 6,837,778 B2Neomax Co., Ltd. · 2005
- Harvesting apparatus for magnet recycling7US 9,095,940 B22015
- Rare earth permanent magnet6US 7,713,360 B2Shin-Etsu Chemical Co., Ltd. · 2010