B22F 9/008
Rapid solidification processing
Official title: {Rapid solidification processing}
B22F9/008 (Rapid solidification processing) appears on 119 US grants and 63 published applications in this corpus.
Search patents in B22F- Granted patents
- 119
- Published applications
- 63
- Assignees
- 79
- Inventors
- 272
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 4 | 0 |
| 1982 | 6 | 0 |
| 1983 | 7 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 4 | 0 |
| 1987 | 8 | 0 |
| 1988 | 10 | 0 |
| 1989 | 6 | 0 |
| 1990 | 5 | 0 |
| 1991 | 7 | 0 |
| 1992 | 2 | 0 |
| 1993 | 5 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 1 |
| 2002 | 1 | 3 |
| 2003 | 3 | 2 |
| 2004 | 3 | 5 |
| 2005 | 1 | 3 |
| 2006 | 2 | 2 |
| 2007 | 2 | 2 |
| 2008 | 1 | 0 |
| 2009 | 3 | 2 |
| 2010 | 1 | 2 |
| 2011 | 0 | 0 |
| 2012 | 2 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 2 |
| 2016 | 0 | 3 |
| 2017 | 1 | 1 |
| 2018 | 1 | 3 |
| 2019 | 1 | 0 |
| 2020 | 3 | 1 |
| 2021 | 0 | 2 |
| 2022 | 0 | 5 |
| 2023 | 1 | 3 |
| 2024 | 5 | 8 |
| 2025 | 4 | 9 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Undercooling solidification method for preparing amorphous or nanocrystalline soft magnetic alloy with high Fe content4 Aug 2026US 12,700,527 B2Zhejiang University
- Anisotropic nanocrystalline rare earth permanent magnet30 Dec 2025US 12,512,237 B2Sichuan University
- Preparation method for anisotropic Nd2Fe14β/α-Fe bulk nanocrystalline composite permanent magnet material9 Dec 2025US 12,494,322 B2Yanshan University
- Alloy powder, nanocrystalline powder and magnetic core24 Jun 2025US 12,338,514 B2Tokin Corporation
- Anisotropic nanocrystalline rare earth permanent magnet and preparation method thereof17 Jun 2025US 12,334,236 B2Sichuan University
- Ndfeb magnet and preparation method2 Jul 2026US 2026/0188545 A1Beijing Zhong Ke San Huan Hi-Tech Co., Ltd.
- Rare earth magnet and method for manufacturing the same29 Jan 2026US 2026/0028704 A1Toyota Jidosha Kabushiki Kaisha
- Magnetic powder, magnet, method for producing magnetic powder, and method for producing magnet8 Jan 2026US 2026/0011473 A1Murata Manufacturing Co., Ltd.
- Anisotropic bulk magnet and method for manufacturing the same18 Dec 2025US 2025/0382688 A1Korea Institute of Materials Science
- Preparation method for anisotropic nd2fe14b/alpha-fe bulk nanocrystalline composite permanent magnet material9 Oct 2025US 2025/0316419 A1Yanshan University
Most cited
By later US patents
- High strength iron, nickel and cobalt base crystalline alloys with ultrafine dispersion of borides and carbides72US 4,297,135 AMarko Materials, Inc. · 1981
- Aluminum-transition metal alloys made using rapidly solidified powers and method68US 4,347,076 AMarko Materials, Inc. · 1982
- Permanent magnets60US 5,049,208 ATDK Corporation · 1991
- Rare earth permanent magnet and method for making same56US 6,302,939 B1Magnequench International, Inc. · 2001
- Hydrogen-based ecosystem55US 6,305,442 B1Energy Conversion Devices, Inc. · 2001