B81B 1/00
Devices without movable or flexible elements
Official title: Devices without movable or flexible elements, e.g. microcapillary devices
B81B1/00 (Devices without movable or flexible elements) appears on 429 US grants and 580 published applications in this corpus.
Search patents in B81B- Granted patents
- 429
- Published applications
- 580
- Assignees
- 323
- Inventors
- 1,363
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 4 | 0 |
| 2000 | 5 | 0 |
| 2001 | 4 | 1 |
| 2002 | 4 | 20 |
| 2003 | 5 | 16 |
| 2004 | 13 | 22 |
| 2005 | 13 | 23 |
| 2006 | 16 | 14 |
| 2007 | 13 | 11 |
| 2008 | 11 | 9 |
| 2009 | 7 | 12 |
| 2010 | 7 | 16 |
| 2011 | 9 | 8 |
| 2012 | 7 | 11 |
| 2013 | 12 | 28 |
| 2014 | 7 | 28 |
| 2015 | 18 | 20 |
| 2016 | 21 | 27 |
| 2017 | 27 | 40 |
| 2018 | 15 | 37 |
| 2019 | 30 | 45 |
| 2020 | 32 | 32 |
| 2021 | 22 | 43 |
| 2022 | 37 | 38 |
| 2023 | 21 | 22 |
| 2024 | 24 | 25 |
| 2025 | 26 | 23 |
| 2026 | 15 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Femtosecond laser surface processing for controlled fill and targeted deposition6 Oct 2026US 12,752,371 B1Honeywell Federal Manufacturing & Technologies, LLC
- Systems for forming a nanopore in a lipid bilayer25 Aug 2026US 12,716,885 B2Roche Sequencing Solutions, Inc.
- Micro-fluidic chip, library preparation chip and method for controlling and driving droplet30 Jun 2026US 12,667,841 B2Beijing BOE Sensor Technology Co., Ltd.
- Neural lattice device for characterization of neuron behavior2 Jun 2026US 12,644,085 B2International Business Machines Corporation
- Biomaterial detection sensor and method of manufacturing the same19 May 2026US 12,631,572 B2Samsung Electronics Co., Ltd.
- Method of manufacturing a microfluidic architecture27 Aug 2026US 2026/0249522 A1Unhlndr LTD
- Airtight structure, method for manufacturing same, and base resin composition for maintaining airtightness13 Aug 2026US 2026/0233988 A1Resonac Corporation
- Condition-exploration microreactor system and process condition optimization method6 Aug 2026US 2026/0225062 A1Hitachi Plant Services Co., Ltd.
- MEMS with Reduced Acoustic Impedance6 Aug 2026US 2026/0230743 A1Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V.
- Absorbing Gas Species from a Cavity of a Vapor Cell9 Apr 2026US 2026/0098877 A1Quantum Valley Ideas Laboratories
Most cited
By later US patents
- Microfluidic system and methods of use305US 6,632,619 B1The Governors of the University of Alberta · 2003
- Microfluidic chip having integrated electrodes303US 6,939,451 B2Aclara Biosciences, Inc. · 2005
- Microchannel-element assembly and preparation method thereof168US 6,100,107 AIndustrial Technology Research Institute · 2000
- Microfabrication methods and devices162US 6,752,966 B1Caliper Life Sciences, Inc. · 2004
- Method and statistical micromixer for mixing at least two liquids155US 6,935,768 B2Institut fur Mikrotechnik Mainz GmbH · 2005