G01F 23/60
Using electrically actuated indicating means
Official title: using electrically actuated indicating means
G01F23/60 (Using electrically actuated indicating means) appears on 91 US grants and 58 published applications in this corpus.
Search patents in G01F- Granted patents
- 91
- Published applications
- 58
- Assignees
- 72
- Inventors
- 165
- Latest grant
- 23 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 5 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 5 | 0 |
| 1990 | 2 | 0 |
| 1991 | 4 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 5 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 1 |
| 2002 | 2 | 2 |
| 2003 | 1 | 1 |
| 2004 | 3 | 2 |
| 2005 | 0 | 3 |
| 2006 | 2 | 2 |
| 2007 | 0 | 1 |
| 2008 | 1 | 1 |
| 2009 | 1 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 2 |
| 2013 | 0 | 2 |
| 2014 | 0 | 4 |
| 2015 | 2 | 3 |
| 2016 | 6 | 2 |
| 2017 | 2 | 0 |
| 2018 | 1 | 6 |
| 2019 | 4 | 2 |
| 2020 | 5 | 4 |
| 2021 | 3 | 4 |
| 2022 | 2 | 3 |
| 2023 | 7 | 7 |
| 2024 | 5 | 1 |
| 2025 | 3 | 2 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Humidifier23 Sep 2025US 12,422,153 B2Beijing Xiaomi Mobile Software Co., Ltd.
- Liquid level sensor18 Mar 2025US 12,253,402 B2Kuwana Metals, Ltd.
- Remote water softener monitoring system21 Jan 2025US 12,205,451 B2AJ1E Superior Solutions, LLC
- Pump having a pressure sensor to displace a known volume of fluid from a reservoir, which stretches and contracts12 Nov 2024US 12,140,127 B2Fize Medical Ltd.
- Systems and methods for monitoring annular fluid level14 May 2024US 11,982,176 B2Saudi Arabian Oil Company
- Plumbing alarm system9 Jul 2026US 2026/0194386 A1
- Gauge for testing a vehicle fuel system22 Jan 2026US 2026/0022962 A1
- Sensor circuit for detecting refrigerant and related method9 Oct 2025US 2025/0314520 A1Mitsubishi Electric US, Inc.
- Reservoir tank and coolant module including the same10 Jul 2025US 2025/0223919 A1
- Pump-Based Fluid Flow Meter12 Dec 2024US 2024/0410348 A1Fize Medical Ltd.
Most cited
By later US patents
- Differential fiber optic differential pressure sensor114US 4,210,029 ALad Research Industries, Inc. · 1980
- Volumetric leak detection system for underground storage tanks and the like113US 4,852,054 ANDE Technology, Inc. · 1989
- Water softener monitoring device108US 7,030,768 B22006
- Sump alarm device70US 4,187,503 A1980
- Sump pump level warning device56US 4,255,747 A1981