B22F 12/41
Characterised by the type
Official title: characterised by the type, e.g. laser or electron beam
B22F12/41 (Characterised by the type) appears on 972 US grants and 1,563 published applications in this corpus.
Search patents in B22F- Granted patents
- 972
- Published applications
- 1,563
- Assignees
- 511
- Inventors
- 2,396
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 4 | 0 |
| 1993 | 1 | 0 |
| 1994 | 6 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 4 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 6 | 0 |
| 2001 | 2 | 2 |
| 2002 | 2 | 3 |
| 2003 | 3 | 3 |
| 2004 | 6 | 6 |
| 2005 | 1 | 2 |
| 2006 | 3 | 6 |
| 2007 | 2 | 9 |
| 2008 | 1 | 6 |
| 2009 | 1 | 3 |
| 2010 | 7 | 7 |
| 2011 | 4 | 9 |
| 2012 | 4 | 11 |
| 2013 | 5 | 11 |
| 2014 | 9 | 30 |
| 2015 | 10 | 51 |
| 2016 | 25 | 70 |
| 2017 | 33 | 129 |
| 2018 | 31 | 153 |
| 2019 | 71 | 146 |
| 2020 | 113 | 129 |
| 2021 | 108 | 204 |
| 2022 | 96 | 185 |
| 2023 | 117 | 126 |
| 2024 | 137 | 113 |
| 2025 | 105 | 93 |
| 2026 | 40 | 56 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Device for the generative manufacturing of components, in particular by means of selective melting or sintering6 Oct 2026US 12,752,343 B2Kurtz GmbH
- Functionally homogenized intensity distribution for additive manufacturing or other industrial laser processing applications29 Sep 2026US 12,746,599 B2nLIGHT, Inc.
- Exchangeable beam entry window for am system29 Sep 2026US 12,746,601 B2Divergent Technologies, Inc.
- Optics in three-dimensional printing29 Sep 2026US 12,746,725 B2Velo3D, Inc.
- Apparatus, system and method of heat filtering for additive manufacturing22 Sep 2026US 12,741,413 B23D Print Innovations, LLC
- Additive manufacturing systems and related methods utilizing risley prism beam steering8 Oct 2026US 2026/0307171 A1VulcanForms Inc.
- Forming a single crystal structure during additive manufacturing1 Oct 2026US 2026/0295678 A1Beehive Industries, LLC
- Additive manufacturing apparatus, method for controlling additive manufacturing apparatus, and control program for controlling additive manufacturing apparatus1 Oct 2026US 2026/0295680 A1Dmg Mori Co., Ltd.
- Laser irradiation method, laser irradiation device, laser marking device, and fabricating apparatus24 Sep 2026US 2026/0284789 A1
- Method of laser-electron beam composite additive manufacturing and system thereof17 Sep 2026US 2026/0273625 A1Shandong University
Most cited
By later US patents
- Method and apparatus for producing parts by selective sintering887US 4,863,538 ABoard of Regents, The University of Texas System · 1989
- Multiple material systems for selective beam sintering380US 4,944,817 ABoard of Regents, The University of Texas System · 1990
- Method for selective laser sintering with layerwise cross-scanning368US 5,155,324 A1992
- Laminated object manufacturing apparatus and method364US 5,876,550 AHelisys, Inc. · 1999
- Selective laser sintering with assisted powder handling352US 4,938,816 ABoard of Regents, The University of Texas System · 1990