B22F 3/1109
Inhomogenous pore distribution
Official title: {Inhomogenous pore distribution (composite layers of porous nature B22F7/002)}
B22F3/1109 (Inhomogenous pore distribution) appears on 104 US grants and 90 published applications in this corpus.
Search patents in B22F- Granted patents
- 104
- Published applications
- 90
- Assignees
- 86
- Inventors
- 237
- Latest grant
- 10 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
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| 1988 | 1 | 0 |
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| 1993 | 1 | 0 |
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| 1995 | 2 | 0 |
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| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 5 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 2 |
| 2005 | 0 | 0 |
| 2006 | 1 | 6 |
| 2007 | 1 | 2 |
| 2008 | 0 | 2 |
| 2009 | 0 | 2 |
| 2010 | 1 | 3 |
| 2011 | 0 | 2 |
| 2012 | 1 | 2 |
| 2013 | 2 | 3 |
| 2014 | 2 | 3 |
| 2015 | 4 | 4 |
| 2016 | 2 | 1 |
| 2017 | 3 | 6 |
| 2018 | 2 | 9 |
| 2019 | 4 | 3 |
| 2020 | 9 | 6 |
| 2021 | 4 | 9 |
| 2022 | 3 | 5 |
| 2023 | 7 | 7 |
| 2024 | 11 | 6 |
| 2025 | 7 | 4 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Agent droplet deposition density determinations for porous articles10 Feb 2026US 12,544,834 B2Peridot Print LLC
- Zonal trabecula femoral condylar component containing zirconium-niobium alloy on oxidation layer and preparation method thereof2 Dec 2025US 12,485,013 B2Just Medical Devices (Tianjin) Co., Ltd.
- Tool or tool part, system including such a tool or tool part, method of producing such a tool or tool part and method of molding a product from a pulp slurry18 Nov 2025US 12,473,694 B2Celwise AB
- Patterned filament for fused filament fabrication4 Nov 2025US 12,459,196 B2Rolls-Royce North American Technologies Inc.
- Porous electrolyzer gas diffusion layer and method of making thereof14 Oct 2025US 12,440,894 B2Ohmium International, Inc.
- Method and Apparatus for Manufacturing Air Permeable Porous Structures30 Jul 2026US 2026/0216788 A1Volta Energy, Inc.
- Porous interbodies26 Feb 2026US 2026/0053633 A1
- Porous electrolyzer gas diffusion layer and method of making thereof8 Jan 2026US 2026/0008100 A1Ohmium International, Inc.
- Tuned multilayered material systems and methods for manufacturing7 Aug 2025US 2025/0249505 A1The Boeing Company
- Tool or tool part, system including such a tool or tool part, method of producing such a tool or tool part and method of molding a product from a pulp slurry24 Jul 2025US 2025/0237019 A1Celwise AB
Most cited
By later US patents
- Laser-produced porous surface266US 8,728,387 B2Howmedica Osteonics Corp. · 2014
- Laser-produced porous structure166US 9,456,901 B2Howmedica Osteonics Corp. · 2016
- Laser-produced porous surface106US 8,556,981 B2Howmedica Osteonics Corp. · 2013
- Inertial filter of the porous metal type76US 4,186,100 A1980
- Method of producing a functionally gradient material69US 4,751,099 ADaikin Industries, Ltd. · 1988