F16K 31/004
Actuated by piezoelectric means
Official title: {actuated by piezoelectric means}
F16K31/004 (Actuated by piezoelectric means) appears on 491 US grants and 422 published applications in this corpus.
Search patents in F16K- Granted patents
- 491
- Published applications
- 422
- Assignees
- 263
- Inventors
- 973
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 6 | 0 |
| 1986 | 3 | 0 |
| 1987 | 3 | 0 |
| 1988 | 4 | 0 |
| 1989 | 6 | 0 |
| 1990 | 3 | 0 |
| 1991 | 6 | 0 |
| 1992 | 10 | 0 |
| 1993 | 13 | 0 |
| 1994 | 11 | 0 |
| 1995 | 6 | 0 |
| 1996 | 8 | 0 |
| 1997 | 5 | 0 |
| 1998 | 8 | 0 |
| 1999 | 10 | 0 |
| 2000 | 21 | 0 |
| 2001 | 19 | 4 |
| 2002 | 8 | 12 |
| 2003 | 9 | 17 |
| 2004 | 13 | 18 |
| 2005 | 7 | 11 |
| 2006 | 11 | 8 |
| 2007 | 9 | 5 |
| 2008 | 5 | 6 |
| 2009 | 2 | 5 |
| 2010 | 7 | 19 |
| 2011 | 3 | 9 |
| 2012 | 10 | 9 |
| 2013 | 9 | 11 |
| 2014 | 9 | 19 |
| 2015 | 6 | 25 |
| 2016 | 16 | 25 |
| 2017 | 23 | 18 |
| 2018 | 16 | 29 |
| 2019 | 31 | 23 |
| 2020 | 19 | 27 |
| 2021 | 25 | 20 |
| 2022 | 27 | 23 |
| 2023 | 12 | 30 |
| 2024 | 31 | 19 |
| 2025 | 18 | 21 |
| 2026 | 15 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method of closed-loop controlling a piezoelectric valve device, controller device and fluidic system6 Oct 2026US 12,754,572 B2Festo AG & Co.
- Independent dual actuation piezo valve for magnetic resonance environments18 Aug 2026US 12,710,107 B2Koninklijke Philips N. V.
- Fluid flow valve and methods of operating thereof11 Aug 2026US 12,704,193 B2APPLIED Materials.Inc.
- Systems and methods for piezo valves4 Aug 2026US 12,698,843 B2Aventics GmbH
- Fluid control device28 Jul 2026US 12,692,954 B2Murata Manufacturing Co., Ltd.
- Valve device17 Sep 2026US 2026/0276087 A1SMC Corporation
- Piezoelectric valve6 Aug 2026US 2026/0226993 A1Camozzi Automation S.P.A.
- Vacuum pad, hand, and transfer apparatus18 Jun 2026US 2026/0166756 A1Semes Co., Ltd.
- Piezoelectric valve21 May 2026US 2026/0139755 A1SMC Corporation
- Piezoelectric valve21 May 2026US 2026/0139756 A1SMC Corporation
Most cited
By later US patents
- Valve system with removable fluid interface540US 5,088,515 A1992
- Pressure-measurement flow control system462US 4,808,161 A1989
- Cassette for intravenous-line flow-control system453US 6,165,154 ADEKA Products Limited Partnership · 2000
- Method and system for measuring volume and controlling flow439US 5,533,389 ADEKA Products Limited Partnership · 1996
- Enhanced pressure measurement flow control system405US 4,976,162 A1990