C22C 45/02
Amorphous alloys: with iron as the major constituent
Official title: with iron as the major constituent
C22C45/02 (Amorphous alloys: with iron as the major constituent) appears on 507 US grants and 606 published applications in this corpus.
Search patents in C22C- Granted patents
- 507
- Published applications
- 606
- Assignees
- 224
- Inventors
- 989
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 6 | 0 |
| 1980 | 5 | 0 |
| 1981 | 6 | 0 |
| 1982 | 2 | 0 |
| 1983 | 6 | 0 |
| 1984 | 8 | 0 |
| 1985 | 4 | 0 |
| 1986 | 8 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 7 | 0 |
| 1990 | 3 | 0 |
| 1991 | 6 | 0 |
| 1992 | 4 | 0 |
| 1993 | 5 | 0 |
| 1994 | 2 | 0 |
| 1995 | 4 | 0 |
| 1996 | 6 | 0 |
| 1997 | 3 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 4 | 0 |
| 2001 | 11 | 3 |
| 2002 | 4 | 6 |
| 2003 | 5 | 7 |
| 2004 | 9 | 14 |
| 2005 | 2 | 8 |
| 2006 | 5 | 16 |
| 2007 | 7 | 12 |
| 2008 | 7 | 11 |
| 2009 | 13 | 20 |
| 2010 | 6 | 29 |
| 2011 | 16 | 22 |
| 2012 | 19 | 21 |
| 2013 | 14 | 27 |
| 2014 | 20 | 46 |
| 2015 | 18 | 37 |
| 2016 | 25 | 38 |
| 2017 | 28 | 29 |
| 2018 | 17 | 36 |
| 2019 | 27 | 30 |
| 2020 | 26 | 38 |
| 2021 | 17 | 33 |
| 2022 | 25 | 33 |
| 2023 | 27 | 33 |
| 2024 | 29 | 20 |
| 2025 | 19 | 22 |
| 2026 | 9 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Bulk metallic glass-based alloys for additive manufacturing18 Aug 2026US 12,709,789 B2Questek Europe AB
- Laminate and method for manufacturing the same4 Aug 2026US 12,700,526 B2JX Advanced Metals Corporation
- Nanogranular magnetic film and electronic component14 Jul 2026US 12,683,054 B2TDK Corporation
- Nanocrystalline soft magnetic alloy with high magnetic induction and high frequency and preparation method thereof2 Jun 2026US 12,646,642 B2Ningbo Institute of Materials Technology and Engineering, Chinese Academy of Sciences
- Iron alloy particle and method for producing iron alloy particle12 May 2026US 12,624,430 B2Murata Manufacturing Co., Ltd.
- Low iron loss fe-based amorphous alloy having high saturation magnetization value8 Oct 2026US 2026/0308737 A1Chang Sung Co.
- Method for manufacturing fe-xsi(x=4-10.0wt%) alloy compressed powder core by high-temperature molding27 Aug 2026US 2026/0249351 A1Filliper Inc.
- Insulator-Coated Soft Magnetic Powder, Dust Core, Magnetic Element And Electronic Device27 Aug 2026US 2026/0253769 A1Seiko Epson Corporation
- Structured amorphous metals (sam) feedstock and products thereof13 Aug 2026US 2026/0234778 A1Integrated Global Services, Inc.
- Metal magnetic thin film13 Aug 2026US 2026/0237550 A1Murata Manufacturing Co., Ltd.
Most cited
By later US patents
- Iron-chromium series amorphous alloys112US 3,986,867 ANippon Steel Corporation · 1976
- Metal frame for electronic hardware and flat panel displays108US 6,771,490 B2Liquidmetal Technologies, Inc. · 2004
- High energy product rare earth-iron magnet alloys80US 4,802,931 AGeneral Motors Corporation · 1989
- Fe-base soft magnetic alloy and method of producing same71US 4,881,989 AHitachi Metals, Ltd. · 1989
- Soft magnetic amorphous alloy and high hardness amorphous alloy and high hardness tool using the same68US 5,976,274 AAkihisa Inoue · 1999