B22F 3/004
Filling molds with powder
Official title: {Filling molds with powder (feeding material to presses in general B30B15/302)}
B22F3/004 (Filling molds with powder) appears on 360 US grants and 419 published applications in this corpus.
Search patents in B22F- Granted patents
- 360
- Published applications
- 419
- Assignees
- 219
- Inventors
- 747
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 4 | 0 |
| 1992 | 7 | 0 |
| 1993 | 6 | 0 |
| 1994 | 6 | 0 |
| 1995 | 5 | 0 |
| 1996 | 0 | 0 |
| 1997 | 9 | 0 |
| 1998 | 6 | 0 |
| 1999 | 11 | 0 |
| 2000 | 8 | 0 |
| 2001 | 8 | 2 |
| 2002 | 6 | 7 |
| 2003 | 6 | 8 |
| 2004 | 5 | 8 |
| 2005 | 2 | 4 |
| 2006 | 2 | 8 |
| 2007 | 8 | 7 |
| 2008 | 2 | 3 |
| 2009 | 6 | 4 |
| 2010 | 2 | 6 |
| 2011 | 5 | 5 |
| 2012 | 4 | 9 |
| 2013 | 3 | 8 |
| 2014 | 8 | 5 |
| 2015 | 6 | 32 |
| 2016 | 17 | 33 |
| 2017 | 16 | 44 |
| 2018 | 18 | 36 |
| 2019 | 30 | 36 |
| 2020 | 25 | 29 |
| 2021 | 28 | 35 |
| 2022 | 31 | 26 |
| 2023 | 13 | 13 |
| 2024 | 11 | 25 |
| 2025 | 15 | 18 |
| 2026 | 6 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Rare-earth iron-based ring magnet and method for manufacturing same1 Sep 2026US 12,725,732 B2MINEBEA MITSUMI Inc.
- Method and device for configuring a production process of a rotary press9 Jun 2026US 12,649,183 B2Fette Compacting GmbH
- Spheroidal tungsten carbide particles9 Jun 2026US 12,649,963 B2Oerlikon Metco (US) Inc.
- Method of manufacturing Sm—Fe—N magnet, Sm—Fe—N magnet, and motor having Sm—Fe—N magnet14 Apr 2026US 12,603,203 B2IHI Corporation
- Method for continuous manufacturing of permanent magnets3 Feb 2026US 12,542,236 B2Advanced Magnet Lab, Inc.
- Structures including embedded devices and associated devices and methods for forming such structures13 Aug 2026US 2026/0233307 A1Battelle Energy Alliance, LLC
- Powder injection molding apparatus for molding a dental article6 Aug 2026US 2026/0225156 A1Institut Straumann AG
- Method and Apparatus for Manufacturing Air Permeable Porous Structures30 Jul 2026US 2026/0216788 A1Volta Energy, Inc.
- Process for manufacturing a gold alloy timepiece component, and resulting timepiece16 Jul 2026US 2026/0199972 A1Manufacture D'Horlogerie Audemars Piguet SA
- Method and device for producing 3d shaped parts using layering technology, and controllable powder roller30 Apr 2026US 2026/0116003 A1
Most cited
By later US patents
- Three-dimensional printing techniques1,084US 5,204,055 AMassachusetts Institute of Technology · 1993
- Method and apparatus for producing parts by selective sintering887US 4,863,538 ABoard of Regents, The University of Texas System · 1989
- Three-dimensional printing techniques723US 5,387,380 AMassachusetts Institute of Technology · 1995
- Multiple material systems for selective beam sintering380US 4,944,817 ABoard of Regents, The University of Texas System · 1990
- Three-dimensional printing techniques380US 5,340,656 AMassachusetts Institute of Technology · 1994