C22C 45/00
Amorphous alloys
Official title: Amorphous alloys (making amorphous non-ferrous alloys C22C1/11)
C22C45/00 (Amorphous alloys) appears on 1,277 US grants and 1,207 published applications in this corpus.
Search patents in C22C- Granted patents
- 1,277
- Published applications
- 1,207
- Assignees
- 500
- Inventors
- 2,221
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 9 | 0 |
| 1978 | 10 | 0 |
| 1979 | 18 | 0 |
| 1980 | 15 | 0 |
| 1981 | 17 | 0 |
| 1982 | 18 | 0 |
| 1983 | 20 | 0 |
| 1984 | 26 | 0 |
| 1985 | 25 | 0 |
| 1986 | 25 | 0 |
| 1987 | 22 | 0 |
| 1988 | 27 | 0 |
| 1989 | 27 | 0 |
| 1990 | 18 | 0 |
| 1991 | 25 | 0 |
| 1992 | 13 | 0 |
| 1993 | 16 | 0 |
| 1994 | 25 | 0 |
| 1995 | 20 | 0 |
| 1996 | 15 | 0 |
| 1997 | 13 | 0 |
| 1998 | 13 | 0 |
| 1999 | 11 | 0 |
| 2000 | 12 | 0 |
| 2001 | 16 | 7 |
| 2002 | 12 | 21 |
| 2003 | 24 | 23 |
| 2004 | 20 | 27 |
| 2005 | 7 | 18 |
| 2006 | 16 | 37 |
| 2007 | 15 | 35 |
| 2008 | 11 | 37 |
| 2009 | 27 | 47 |
| 2010 | 17 | 40 |
| 2011 | 33 | 42 |
| 2012 | 29 | 60 |
| 2013 | 38 | 52 |
| 2014 | 34 | 105 |
| 2015 | 43 | 86 |
| 2016 | 51 | 86 |
| 2017 | 65 | 68 |
| 2018 | 62 | 71 |
| 2019 | 57 | 55 |
| 2020 | 49 | 61 |
| 2021 | 38 | 46 |
| 2022 | 40 | 49 |
| 2023 | 43 | 48 |
| 2024 | 44 | 32 |
| 2025 | 29 | 34 |
| 2026 | 14 | 20 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C22C 45/02Amorphous alloys: with iron as the major constituent507
- C22C 45/10Amorphous alloys: with molybdenum, tungsten, niobium, tantalum, titanium, or zirconium or hf285
- C22C 45/04Amorphous alloys: with nickel or cobalt as the major constituent203
- C22C 45/008Amorphous alloys: with fe, co or ni as the major constituent136
- C22C 45/08Amorphous alloys: with aluminium as the major constituent134
- C22C 45/003Amorphous alloys: with one or more of the noble metals as major109
- C22C 45/001Amorphous alloys: with cu as the major constituent92
- C22C 45/005Amorphous alloys: with mg as the major constituent36
Recent patents
- Resettable metallic glass and manufacturing method therefor6 Oct 2026US 12,753,474 B2Seoul National University R&Db Foundation
- Bulk metallic glass-based alloys for additive manufacturing18 Aug 2026US 12,709,789 B2Questek Europe AB
- Healable superplastic amorphous alloy11 Aug 2026US 12,703,904 B2Seoul National University R&Db Foundation
- Laminate and method for manufacturing the same4 Aug 2026US 12,700,526 B2JX Advanced Metals Corporation
- Undercooling solidification method for preparing amorphous or nanocrystalline soft magnetic alloy with high Fe content4 Aug 2026US 12,700,527 B2Zhejiang University
- Low iron loss fe-based amorphous alloy having high saturation magnetization value8 Oct 2026US 2026/0308737 A1Chang Sung Co.
- Rapidly solidified aluminum-rare earth element alloy and method of making the same8 Oct 2026US 2026/0308738 A1Eck Industries, Inc.
- 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.
Most cited
By later US patents
- Berylllium bearing amorphous metallic alloys formed by low cooling rates293US 5,288,344 ACalifornia Institute of Technology · 1994
- Method of forming berryllium bearing metallic glass211US 5,368,659 ACalifornia Institute of Technology · 1994
- Quinary metallic glass alloys200US 5,735,975 ACalifornia Institute of Technology · 1998
- Spin-valve magnetoresistance sensor and thin film magnetic head174US 6,340,533 B12002
- Metallic glass alloys of Zr, Ti, Cu and Ni171US 5,618,359 ACalifornia Institute of Technology · 1997