G01N 29/022
Fluid sensors based on microsensors
Official title: {Fluid sensors based on microsensors, e.g. quartz crystal-microbalance [QCM], surface acoustic wave [SAW] devices, tuning forks, cantilevers, flexural plate wave [FPW] devices (microdevices per se B81B)}
G01N29/022 (Fluid sensors based on microsensors) appears on 1,119 US grants and 1,269 published applications in this corpus.
Search patents in G01N- Granted patents
- 1,119
- Published applications
- 1,269
- Assignees
- 597
- Inventors
- 2,467
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 5 | 0 |
| 1991 | 3 | 0 |
| 1992 | 4 | 0 |
| 1993 | 10 | 0 |
| 1994 | 7 | 0 |
| 1995 | 7 | 0 |
| 1996 | 8 | 0 |
| 1997 | 7 | 0 |
| 1998 | 15 | 0 |
| 1999 | 12 | 0 |
| 2000 | 11 | 0 |
| 2001 | 20 | 5 |
| 2002 | 21 | 17 |
| 2003 | 16 | 20 |
| 2004 | 12 | 24 |
| 2005 | 25 | 36 |
| 2006 | 25 | 54 |
| 2007 | 28 | 57 |
| 2008 | 33 | 46 |
| 2009 | 24 | 55 |
| 2010 | 43 | 61 |
| 2011 | 36 | 57 |
| 2012 | 49 | 57 |
| 2013 | 54 | 42 |
| 2014 | 33 | 53 |
| 2015 | 43 | 49 |
| 2016 | 28 | 47 |
| 2017 | 51 | 66 |
| 2018 | 40 | 68 |
| 2019 | 56 | 76 |
| 2020 | 69 | 89 |
| 2021 | 57 | 65 |
| 2022 | 79 | 56 |
| 2023 | 56 | 54 |
| 2024 | 54 | 52 |
| 2025 | 39 | 39 |
| 2026 | 31 | 24 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Devices and methods for quartz enhanced photoacoustic spectroscopy6 Oct 2026US 12,756,156 B2Pendar Technologies, LLC
- System and method for deconvolution of real-time mass from the influence of temperature and pressure on crystal microbalance15 Sep 2026US 12,736,503 B2Inficon GmbH
- Multiplexing surface acoustic wave sensors with delay line coding18 Aug 2026US 12,710,397 B2Aviana Molecular Technologies, LLC
- Detection of sensor passivation failure14 Jul 2026US 12,680,983 B2Qorvo US, Inc.
- Interconnect device and module using same7 Jul 2026US 12,676,434 B2Zomedica Biotechnologies LLC
- Systems integration of a surface acoustic wave biosensor for point-of-care-diagnostic use24 Sep 2026US 2026/0287555 A1Aviana Molecular Technologies, LLC
- Saw sensor module10 Sep 2026US 2026/0266766 A1Bio Saw GmbH
- Device for detection of btex using a polymer with fluorobenzyl groups3 Sep 2026US 2026/0259174 A1Centre National De La Recherche Scientifique
- Information processing method, information processing system, information processing device, and program3 Sep 2026US 2026/0260402 A1Revorn Co., Ltd.
- Gas sensing sytem and method6 Aug 2026US 2026/0227363 A1Nditive3D Inc.
Most cited
By later US patents
- Microfabricated reactor427US 5,639,423 AThe Regents of the University of Calfornia · 1997
- Microfabricated reactor293US 5,674,742 AThe Regents of the University of California · 1997
- Sensor arrangement having sensor array provided on upper portion of a container261US 7,387,010 B2Smiths Detection Inc. · 2008
- Microfabricated reactor241US 5,646,039 AThe Regents of the University of California · 1997
- Thin film resonant chemical sensor with resonant acoustic isolator240US 5,936,150 ARockwell Science Center, Inc. · 1999