B01D 67/0065
By anodic oxidation
Official title: {by anodic oxidation}
B01D67/0065 (By anodic oxidation) appears on 67 US grants and 69 published applications in this corpus.
Search patents in B01D- Granted patents
- 67
- Published applications
- 69
- Assignees
- 48
- Inventors
- 206
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 4 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 6 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 2 |
| 2004 | 1 | 3 |
| 2005 | 0 | 0 |
| 2006 | 1 | 3 |
| 2007 | 1 | 3 |
| 2008 | 1 | 3 |
| 2009 | 2 | 5 |
| 2010 | 3 | 5 |
| 2011 | 1 | 5 |
| 2012 | 5 | 3 |
| 2013 | 5 | 4 |
| 2014 | 2 | 4 |
| 2015 | 1 | 1 |
| 2016 | 1 | 4 |
| 2017 | 2 | 2 |
| 2018 | 3 | 3 |
| 2019 | 0 | 2 |
| 2020 | 3 | 3 |
| 2021 | 3 | 3 |
| 2022 | 1 | 1 |
| 2023 | 2 | 0 |
| 2024 | 1 | 2 |
| 2025 | 1 | 6 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Porous medium with adjustable fluid permeability and associated systems and methods16 Jan 2024US 11,872,525 B2Massachusetts Institute of Technology
- Porous substrate structure and manufacturing method thereof21 Feb 2023US 11,583,810 B2Industrial Technology Research Institute
- Device for producing energy by salinity gradient through titanium oxide nanofluid membranes7 Feb 2023US 11,571,659 B2Centre National de la Recherche Scientifique (CNRS)
- Single-layer edge-oxidized graphene and preparation method thereof19 Mar 2026US 2026/0078006 A1Shenzhen Intrinsic Equation Graphene Technology Co., Ltd
- Robust Composite Membrane30 Oct 2025US 2025/0332553 A1Memzyme, LLC
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- Particle capture filtration membrane, method for manufacturing the same, and method for measuring particle count14 Aug 2025US 2025/0256246 A1Organo Corporation
- Apparatus for manufacturing semiconductor device, semiconductor device manufacturing system, and filter device5 Jun 2025US 2025/0178153 A1Taiwan Semiconductor Manufacturing Company.Ltd
Most cited
By later US patents
- Micromachined fluid handling devices206US 5,839,467 AResearch International, Inc. · 1998
- Composite hydrogen separation element and module185US 5,498,278 ABend Research, Inc. · 1996
- Composite hydrogen separation element and module164US 5,645,626 ABend Research, Inc. · 1997
- Composite hydrogen separation metal membrane129US 5,393,325 ABend Research, Inc. · 1995
- Method of manufacturing porous anodized alumina film87US 6,139,713 ANippon Telegraph and Telephone Corporation · 2000