H01F 41/0266
Moulding
Official title: {Moulding; Pressing (H01F41/0273 takes precedence; hard magnetic particles H01F1/06, H01F1/11)}
H01F41/0266 (Moulding) appears on 504 US grants and 770 published applications in this corpus.
Search patents in H01F- Granted patents
- 504
- Published applications
- 770
- Assignees
- 261
- Inventors
- 1,387
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 4 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 1 | 0 |
| 2001 | 6 | 1 |
| 2002 | 11 | 17 |
| 2003 | 7 | 6 |
| 2004 | 7 | 20 |
| 2005 | 8 | 8 |
| 2006 | 11 | 20 |
| 2007 | 4 | 8 |
| 2008 | 10 | 9 |
| 2009 | 9 | 14 |
| 2010 | 7 | 22 |
| 2011 | 12 | 30 |
| 2012 | 13 | 36 |
| 2013 | 15 | 39 |
| 2014 | 6 | 45 |
| 2015 | 27 | 55 |
| 2016 | 18 | 48 |
| 2017 | 33 | 43 |
| 2018 | 38 | 44 |
| 2019 | 33 | 33 |
| 2020 | 35 | 30 |
| 2021 | 29 | 37 |
| 2022 | 26 | 47 |
| 2023 | 27 | 40 |
| 2024 | 33 | 52 |
| 2025 | 34 | 41 |
| 2026 | 18 | 25 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method of manufacturing permanent magnets6 Oct 2026US 12,755,879 B2
- 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
- Anisotropic rare-earth sintered magnet and method for producing same8 Sep 2026US 12,731,709 B2Shin-Etsu Chemical Co., Ltd.
- Anisotropic rare earth sintered magnet and method for producing same7 Jul 2026US 12,676,253 B2Shin-Etsu Chemical Co., Ltd.
- Magnetic granular material, manufacturing method of the same, and manufacturing method of rare earth magnet1 Oct 2026US 2026/0302012 A1Honda Motor Co., Ltd.
- Rare earth magnet and manufacturing method of the same1 Oct 2026US 2026/0302060 A1Honda Motor Co., Ltd.
- Method for producing magnetic particles, magnetic particles, and permanent magnet using same24 Sep 2026US 2026/0290662 A1AGC Inc.
- Extrusion compression molded critical rare earth free bonded permanent magnet6 Aug 2026US 2026/0229404 A1
- Sintered magnet, method for making sintered magnet and pressing mold30 Jul 2026US 2026/0221338 A1TDK Corporation
Most cited
By later US patents
- Method for producing permanent magnet and sintered compact and production apparatus for making green compacts45US 5,250,255 AIntermetallics Co., Ltd. · 1993
- Polymeric resin bonded magnets40US 6,872,325 B2General Electric Company · 2005
- Production apparatus for making green compact31US 5,672,363 AIntermetallics Co., Ltd. · 1997
- Magnetic circuit component molding device27US 5,364,253 AMatsushita Electric Industrial Co., Ltd. · 1994
- Methods for preparing magnetic powder material and magnet, process for preparaton of resin composition and process for producing a powder molded product24US 5,350,558 AIdemitsu Kosan Co., Ltd. · 1994