F16K 99/0001
Microvalves
Official title: {Microvalves (microdevices B81B1/00; manufacture or treatment of devices or systems in or on a substrate B81C1/00; microfluidic structures B01L3/5027; micropumps F04B19/006)}
F16K99/0001 (Microvalves) appears on 1,578 US grants and 2,125 published applications in this corpus.
Search patents in F16K- Granted patents
- 1,578
- Published applications
- 2,125
- Assignees
- 684
- Inventors
- 2,883
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 6 | 0 |
| 1990 | 3 | 0 |
| 1991 | 7 | 0 |
| 1992 | 5 | 0 |
| 1993 | 12 | 0 |
| 1994 | 10 | 0 |
| 1995 | 7 | 0 |
| 1996 | 7 | 0 |
| 1997 | 7 | 0 |
| 1998 | 4 | 0 |
| 1999 | 18 | 0 |
| 2000 | 28 | 0 |
| 2001 | 22 | 18 |
| 2002 | 32 | 56 |
| 2003 | 38 | 55 |
| 2004 | 47 | 57 |
| 2005 | 38 | 70 |
| 2006 | 59 | 70 |
| 2007 | 33 | 72 |
| 2008 | 28 | 95 |
| 2009 | 30 | 77 |
| 2010 | 34 | 77 |
| 2011 | 63 | 441 |
| 2012 | 71 | 80 |
| 2013 | 85 | 78 |
| 2014 | 67 | 72 |
| 2015 | 74 | 90 |
| 2016 | 72 | 85 |
| 2017 | 65 | 85 |
| 2018 | 75 | 80 |
| 2019 | 103 | 104 |
| 2020 | 79 | 80 |
| 2021 | 77 | 77 |
| 2022 | 67 | 53 |
| 2023 | 72 | 56 |
| 2024 | 52 | 51 |
| 2025 | 49 | 31 |
| 2026 | 22 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Actuated elastic valves6 Oct 2026US 12,753,854 B2Sartorius Stedim Fmt SAS
- Normally-open piezoelectric MEMS valve8 Sep 2026US 12,729,781 B2Taiwan Semiconductor Manufacturing Company.Ltd
- Drain valve for battery box, battery, electric apparatus, and drainage method11 Aug 2026US 12,706,359 B2Contemporary Amperex Technology Co., Limited
- Microfluidic valve, method for its manufacture, and uses thereof28 Jul 2026US 12,692,848 B2Consejo Superior De Investigaciones Cientificas (Csic)
- Fluid control device28 Jul 2026US 12,692,954 B2Murata Manufacturing Co., Ltd.
- Gravitationally Checked Microfluidic Valve1 Oct 2026US 2026/0298369 A1National Research Council of Canada
- Systems and methods for microfluidic thermal management24 Sep 2026US 2026/0293048 A1Microsoft Technology Licensing, LLC
- Agricultural sampling system and related methods17 Sep 2026US 2026/0276619 A1Precision Planting LLC
- High pressure microfluidic valve10 Sep 2026US 2026/0266397 A1LabSmith, Inc.
- Vacuum insulated glass panel with micro vacuum valve mounted3 Sep 2026US 2026/0258696 A1
Most cited
By later US patents
- Microfluidic devices for the controlled manipulation of small volumes634US 6,524,456 B1UT-Battelle, LLC · 2003
- Microfabricated elastomeric valve and pump systems619US 6,408,878 B1California Institute of Technology · 2002
- Methods and apparatus for analyzing polynucleotide sequences612US 6,818,395 B1California Institute of Technology · 2004
- Methods and apparatus for analyzing polynucleotide sequences567US 6,911,345 B2California Institute of Technology · 2005
- Actuators for microfluidics without moving parts497US 6,565,727 B1Nanolytics, Inc. · 2003