B22F 3/101
Changing atmosphere
Official title: {Changing atmosphere}
B22F3/101 (Changing atmosphere) appears on 58 US grants and 42 published applications in this corpus.
Search patents in B22F- Granted patents
- 58
- Published applications
- 42
- Assignees
- 49
- Inventors
- 150
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 1 | 0 |
| 1999 | 5 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 2 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 4 |
| 2013 | 0 | 2 |
| 2014 | 1 | 3 |
| 2015 | 1 | 1 |
| 2016 | 4 | 4 |
| 2017 | 3 | 5 |
| 2018 | 1 | 1 |
| 2019 | 0 | 4 |
| 2020 | 2 | 4 |
| 2021 | 3 | 4 |
| 2022 | 1 | 1 |
| 2023 | 4 | 0 |
| 2024 | 2 | 0 |
| 2025 | 1 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for producing composite magnetic body, magnetic powder, composite magnetic body and coil component12 May 2026US 12,623,282 B2Panasonic Intellectual Property Management Co., Ltd.
- Coarse grain cemented carbide and preparation method thereof2 Dec 2025US 12,485,477 B1Chongyi Zhangyuan Tungsten Co., Ltd
- Method for manufacturing rare earth permanent magnet13 Feb 2024US 11,897,034 B2
- Tracer gas endpoint-monitored sinter systems9 Jan 2024US 11,865,618 B2Hewlett-Packard Development Company, L. P.
- Selective laser solidification apparatus and method12 Sep 2023US 11,752,694 B2Renishaw PLC
- Sintering furnace23 Jul 2026US 2026/0210633 A1Seco Tools AB
- Coarse grain cemented carbide and preparation method thereof4 Dec 2025US 2025/0367727 A1Chongyi Zhangyuan Tungsten Co., Ltd
- Method for producing composite magnetic body, magnetic powder, composite magnetic body and coil component13 Oct 2022US 2022/0324018 A1Panasonic Intellectual Property Management Co., Ltd.
- Selective laser solidification apparatus and method18 Nov 2021US 2021/0354197 A1Renishaw PLC
- Method for producing a sintered component and a sintered component14 Oct 2021US 2021/0316363 A1HöGanäS AB (Publ)
Most cited
By later US patents
- Cemented carbide with binder phase enriched surface zone and enhanced edge toughness behavior and process for making same115US 5,484,468 ASandvik AB · 1996
- Net shape hastelloy X made by metal injection molding using an aqueous binder27US 5,989,493 AAlliedSignal Inc. · 1999
- Porous structures from solid solutions of reduced oxides26US 5,312,582 AInstitute of Gas Technology · 1994
- Sintered bodies and production process thereof25US 4,964,907 AKawasaki Steel Corporation · 1990
- Process for producing sintered hard metals and an apparatus therefor23US 4,225,344 ASumitomo Electric Industries, Ltd. · 1980