B81C 2201/0114
Electrochemical etching, anodic oxidation
B81C2201/0114 (Electrochemical etching, anodic oxidation) appears on 42 US grants and 40 published applications in this corpus.
Search patents in B81C- Granted patents
- 42
- Published applications
- 40
- Assignees
- 34
- Inventors
- 126
- Latest grant
- 30 Apr 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 2 |
| 2002 | 0 | 2 |
| 2003 | 0 | 2 |
| 2004 | 2 | 4 |
| 2005 | 2 | 3 |
| 2006 | 2 | 0 |
| 2007 | 1 | 1 |
| 2008 | 2 | 1 |
| 2009 | 2 | 1 |
| 2010 | 1 | 1 |
| 2011 | 0 | 2 |
| 2012 | 2 | 1 |
| 2013 | 0 | 1 |
| 2014 | 0 | 1 |
| 2015 | 2 | 2 |
| 2016 | 4 | 4 |
| 2017 | 1 | 1 |
| 2018 | 1 | 5 |
| 2019 | 5 | 2 |
| 2020 | 3 | 1 |
| 2021 | 2 | 0 |
| 2022 | 0 | 1 |
| 2023 | 1 | 0 |
| 2024 | 1 | 1 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Flexible electrode and preparation method thereof30 Apr 2024US 11,970,391 B2Shenzhen Institutes of Advanced Technology
- Enhanced microfabrication using electrochemical techniques10 Jan 2023US 11,549,903 B1National Technology & Engineering Solutions of Sandia, LLC
- Semiconductor device and method of producing a semiconductor device9 Nov 2021US 11,167,981 B2Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e. V.
- Feedback control of dimensions in nanopore and nanofluidic devices25 May 2021US 11,015,258 B2International Business Machines Corporation
- Tunable MEMS etalon3 Nov 2020US 10,827,152 B2Technology Innovation Momentum Fund (Israel) Limited Partnership
- Tool and processes for electrochemical etching14 Aug 2025US 2025/0259852 A1Board of Regents, The University of Texas System
- Encapsulated mems device and method for manufacturing the mems device29 Feb 2024US 2024/0067520 A1Infineon Technologies AG
- Flexible electrode and preparation method thereof28 Jul 2022US 2022/0234885 A1Shenzhen Institutes of Advanced Technology
- Semiconductor device and method of producing a semiconductor device27 Feb 2020US 2020/0062586 A1Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e. V.
- Feedback control of dimensions in nanopore and nanofluidic devices24 Oct 2019US 2019/0323138 A1International Business Machines Corporation
Most cited
By later US patents
- Nanostructure, electron emitting device, carbon nanotube device, and method of producing the same111US 6,278,231 B1Canon Kabushiki Kaisha · 2001
- Silicon etching process for making microchannel plates84US 5,997,713 ANanoSciences Corporation · 1999
- Nanostructure, electron emitting device, carbon nanotube device, and method of producing the same54US 6,838,297 B2Canon Kabushiki Kaisha · 2005
- Electropolishing methods for etching substrate in self alignment50US 5,565,084 AQnix Computer Co., Ltd. · 1996
- Method of etching silicon wafer and silicon wafer31US 6,284,670 B1Denso Corporation · 2001