F16K 31/02
Electric
Official title: electric {(F16K31/004 takes precedence)}; magnetic
F16K31/02 (Electric) appears on 7,891 US grants and 7,799 published applications in this corpus.
Search patents in F16K- Granted patents
- 7,891
- Published applications
- 7,799
- Assignees
- 2,815
- Inventors
- 13,825
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 48 | 0 |
| 1977 | 32 | 0 |
| 1978 | 42 | 0 |
| 1979 | 18 | 0 |
| 1980 | 26 | 0 |
| 1981 | 48 | 0 |
| 1982 | 42 | 0 |
| 1983 | 31 | 0 |
| 1984 | 43 | 0 |
| 1985 | 87 | 0 |
| 1986 | 72 | 0 |
| 1987 | 63 | 0 |
| 1988 | 72 | 0 |
| 1989 | 61 | 0 |
| 1990 | 63 | 0 |
| 1991 | 68 | 0 |
| 1992 | 69 | 0 |
| 1993 | 61 | 0 |
| 1994 | 62 | 0 |
| 1995 | 62 | 0 |
| 1996 | 69 | 0 |
| 1997 | 68 | 0 |
| 1998 | 86 | 0 |
| 1999 | 106 | 0 |
| 2000 | 143 | 0 |
| 2001 | 140 | 43 |
| 2002 | 134 | 131 |
| 2003 | 126 | 142 |
| 2004 | 158 | 194 |
| 2005 | 146 | 216 |
| 2006 | 146 | 212 |
| 2007 | 111 | 186 |
| 2008 | 106 | 192 |
| 2009 | 93 | 203 |
| 2010 | 114 | 229 |
| 2011 | 111 | 197 |
| 2012 | 167 | 251 |
| 2013 | 166 | 280 |
| 2014 | 199 | 290 |
| 2015 | 292 | 369 |
| 2016 | 285 | 412 |
| 2017 | 353 | 504 |
| 2018 | 392 | 486 |
| 2019 | 454 | 505 |
| 2020 | 471 | 553 |
| 2021 | 451 | 446 |
| 2022 | 421 | 416 |
| 2023 | 351 | 390 |
| 2024 | 400 | 384 |
| 2025 | 345 | 329 |
| 2026 | 217 | 239 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Shot peening flow control valve and its method of use6 Oct 2026US 12,752,395 B2Abrasive Engineering Pte Ltd
- Pressure control valve6 Oct 2026US 12,753,762 B2Eagle Industry Co., Ltd.
- Solenoid stabilizers and methods for stabilizing solenoids in valve bodies6 Oct 2026US 12,753,806 B2Sonnax Transmission Company
- Lube control flow valves for vehicle rear cases and differentials6 Oct 2026US 12,753,832 B2Sonnax Transmission Company
- System of valves for cell culture machine6 Oct 2026US 12,753,847 B2Cellaven
- Multi-way switching valve device8 Oct 2026US 2026/0309240 A1Mikuni Corporation
- Actuator with electric motor8 Oct 2026US 2026/0309250 A1AUMA Riester GmbH & Co. KG
- Electric bleed off valve assembly8 Oct 2026US 2026/0309251 A1FMC Technologies, Inc.
- Solenoid pilot valves for cryogenic fluid8 Oct 2026US 2026/0309252 A1Engineered Controls International, LLC
- Fluid control device and manufacturing method therefor, and fluid control system1 Oct 2026US 2026/0298250 A1Zhejiang Sanhua Automotive Components Co., Ltd.
Most cited
By later US patents
- Valve for controlling flow rate of gas404US 6,321,780 B1Benkan Corporation · 2001
- Electrically-actuable valve397US 4,750,520 ADragerwerk Aktiengesellschaft · 1988
- Diaphragm valve with reliability enhancements for atomic layer deposition386US 7,021,330 B2Planar Systems, Inc. · 2006
- Miniature valve and method of making same253US 4,585,209 A1986
- Microminiature semiconductor valve252US 4,581,624 AAllied Corporation · 1986