G01F 23/56
Using elements rigidly fixed to, and rectilinearly moving with, the floats as
Official title: using elements rigidly fixed to, and rectilinearly moving with, the floats as transmission elements
G01F23/56 (Using elements rigidly fixed to, and rectilinearly moving with, the floats as) appears on 226 US grants and 188 published applications in this corpus.
Search patents in G01F- Granted patents
- 226
- Published applications
- 188
- Assignees
- 181
- Inventors
- 463
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 5 | 0 |
| 1981 | 2 | 0 |
| 1982 | 5 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 4 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 5 | 0 |
| 1989 | 10 | 0 |
| 1990 | 3 | 0 |
| 1991 | 5 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 8 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 5 | 0 |
| 2000 | 1 | 0 |
| 2001 | 7 | 2 |
| 2002 | 2 | 6 |
| 2003 | 4 | 3 |
| 2004 | 7 | 4 |
| 2005 | 0 | 5 |
| 2006 | 4 | 6 |
| 2007 | 3 | 7 |
| 2008 | 2 | 5 |
| 2009 | 4 | 2 |
| 2010 | 3 | 4 |
| 2011 | 1 | 3 |
| 2012 | 1 | 4 |
| 2013 | 4 | 9 |
| 2014 | 5 | 10 |
| 2015 | 6 | 9 |
| 2016 | 9 | 10 |
| 2017 | 9 | 5 |
| 2018 | 4 | 17 |
| 2019 | 7 | 12 |
| 2020 | 11 | 10 |
| 2021 | 10 | 16 |
| 2022 | 10 | 9 |
| 2023 | 14 | 11 |
| 2024 | 11 | 7 |
| 2025 | 5 | 5 |
| 2026 | 4 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Flame producing assembly6 Oct 2026US 12,754,058 B2BIC Violex Single Member S.A.
- Fill-level indicator for liquid containers4 Aug 2026US 12,698,194 B1
- Refrigerant compressor including an oil level sensor arrangement26 May 2026US 12,638,324 B2Danfoss Commercial Compressors
- Combined fuel level sending unit and fuel fill limit vent valve24 Mar 2026US 12,583,313 B2Whitecap Industries, Inc.
- Humidifier23 Sep 2025US 12,422,153 B2Beijing Xiaomi Mobile Software Co., Ltd.
- Sensor mounting structure and cleaning device30 Jul 2026US 2026/0215642 A1Beijing Roborock Technology Co., Ltd.
- Plumbing alarm system9 Jul 2026US 2026/0194386 A1
- Water level sensor and ice maker comprising it4 Jun 2026US 2026/0153375 A1BLUENIX Co., Ltd.
- Valve with Magnetically Actuated Indicator16 Apr 2026US 2026/0104284 A1Eco-Values Ltd.
- Combined fuel level sending unit and fuel fill limit vent valve26 Feb 2026US 2026/0054564 A1Whitecap Industries, Inc.
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