B81B 2203/0338
Channels
B81B2203/0338 (Channels) appears on 197 US grants and 271 published applications in this corpus.
Search patents in B81B- Granted patents
- 197
- Published applications
- 271
- Assignees
- 164
- Inventors
- 628
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 0 |
| 2002 | 4 | 3 |
| 2003 | 3 | 6 |
| 2004 | 3 | 10 |
| 2005 | 5 | 6 |
| 2006 | 5 | 6 |
| 2007 | 10 | 13 |
| 2008 | 2 | 6 |
| 2009 | 5 | 8 |
| 2010 | 6 | 10 |
| 2011 | 5 | 24 |
| 2012 | 6 | 8 |
| 2013 | 10 | 10 |
| 2014 | 7 | 6 |
| 2015 | 10 | 8 |
| 2016 | 8 | 8 |
| 2017 | 5 | 13 |
| 2018 | 4 | 12 |
| 2019 | 9 | 12 |
| 2020 | 7 | 15 |
| 2021 | 13 | 20 |
| 2022 | 17 | 22 |
| 2023 | 13 | 15 |
| 2024 | 10 | 9 |
| 2025 | 14 | 11 |
| 2026 | 10 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Micro-electromechanical system (MEMS) structure and mems microphone comprising same14 Jul 2026US 12,679,720 B2Memsensing Microsystems (Suzhou, China) Co., Ltd.
- Micro-fluidic chip, library preparation chip and method for controlling and driving droplet30 Jun 2026US 12,667,841 B2Beijing BOE Sensor Technology Co., Ltd.
- Biomaterial detection sensor and method of manufacturing the same19 May 2026US 12,631,572 B2Samsung Electronics Co., Ltd.
- Method of manufacturing a microfluidic architecture5 May 2026US 12,617,129 B2Unhindr LTD
- Microdroplet/bubble generation device31 Mar 2026US 12,589,372 B2Japan Science and Technology Agency
- Method for producing a microelectromechanical device comprising a cap structure and a microelectromechanical device8 Oct 2026US 2026/0307983 A1
- Method of manufacturing a microfluidic architecture27 Aug 2026US 2026/0249522 A1Unhlndr LTD
- Manufacturing process of a microelectromechanical system with multiple cavities at different pressures and related microelectromechanical system20 Aug 2026US 2026/0242215 A1STMicroelectronics International N. V.
- MEMS with Reduced Acoustic Impedance6 Aug 2026US 2026/0230743 A1Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V.
- Micro electro mechanical system device25 Jun 2026US 2026/0176129 A1Beijing BOE Technology Development Co., Ltd.
Most cited
By later US patents
- Production of microstructures for use in assays174US 6,440,645 B1Cambridge Sensors Limited · 2002
- Devices having vertically-disposed nanofabric articles and methods of making the same152US 6,924,538 B2Nantero, Inc. · 2005
- Microfluidic device with controlled substrate conductivity125US 7,195,986 B1Caliper Life Sciences, Inc. · 2007
- Micromachined capillary electrophoresis device105US 5,824,204 AIC Sensors, Inc. · 1998
- Apparatus and method for making a low capacitance artificial nanopore101US 7,075,161 B2Agilent Technologies, Inc. · 2006