F16K 31/046
With electric means
Official title: {with electric means, e.g. electric switches, to control the motor or to control a clutch between the valve and the motor (F16K31/041 takes precedence)}
F16K31/046 (With electric means) appears on 291 US grants and 276 published applications in this corpus.
Search patents in F16K- Granted patents
- 291
- Published applications
- 276
- Assignees
- 228
- Inventors
- 691
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 4 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 4 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 6 | 0 |
| 1990 | 1 | 0 |
| 1991 | 4 | 0 |
| 1992 | 4 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 6 | 0 |
| 2002 | 9 | 2 |
| 2003 | 3 | 2 |
| 2004 | 2 | 8 |
| 2005 | 4 | 8 |
| 2006 | 6 | 4 |
| 2007 | 4 | 1 |
| 2008 | 3 | 1 |
| 2009 | 4 | 6 |
| 2010 | 2 | 9 |
| 2011 | 4 | 7 |
| 2012 | 2 | 4 |
| 2013 | 6 | 11 |
| 2014 | 6 | 4 |
| 2015 | 3 | 7 |
| 2016 | 10 | 7 |
| 2017 | 8 | 13 |
| 2018 | 10 | 17 |
| 2019 | 9 | 28 |
| 2020 | 27 | 36 |
| 2021 | 22 | 14 |
| 2022 | 23 | 17 |
| 2023 | 12 | 15 |
| 2024 | 20 | 15 |
| 2025 | 23 | 25 |
| 2026 | 13 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Abnormality detection/suppression system for a valve apparatus96US 5,616,829 ATeledyne Industries, Inc. · 1997
- Remote monitoring and control system comprising mesh and time synchronization technology95US 8,843,241 B2LiveMeters, Inc. · 2014
- Limit control apparatus79US 4,097,786 AE-Systems, Inc. · 1978
- Regulating mechanism for the refrigerant flow to the evaporator or refrigerating systems or heat pumps and expansion valves arranged in the refrigerant flow76US 4,787,213 AOTTO EGELHOF GmbH & Co. KG · 1988
- Microprocessor-based control and diagnostic system for motor operated valves49US 4,816,987 AElectric Power Research Institute, Inc. · 1989