G01F 23/76
Characterised by the construction of the float
Official title: characterised by the construction of the float
G01F23/76 (Characterised by the construction of the float) appears on 226 US grants and 200 published applications in this corpus.
Search patents in G01F- Granted patents
- 226
- Published applications
- 200
- Assignees
- 171
- Inventors
- 499
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 7 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 4 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 4 | 0 |
| 1998 | 6 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 7 | 0 |
| 2002 | 3 | 3 |
| 2003 | 4 | 4 |
| 2004 | 3 | 7 |
| 2005 | 2 | 3 |
| 2006 | 3 | 6 |
| 2007 | 2 | 11 |
| 2008 | 4 | 5 |
| 2009 | 3 | 1 |
| 2010 | 4 | 9 |
| 2011 | 3 | 6 |
| 2012 | 3 | 2 |
| 2013 | 4 | 9 |
| 2014 | 7 | 8 |
| 2015 | 11 | 10 |
| 2016 | 8 | 10 |
| 2017 | 8 | 22 |
| 2018 | 10 | 16 |
| 2019 | 14 | 12 |
| 2020 | 15 | 10 |
| 2021 | 8 | 8 |
| 2022 | 12 | 9 |
| 2023 | 9 | 7 |
| 2024 | 8 | 9 |
| 2025 | 5 | 7 |
| 2026 | 2 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Liquid level gauge21 Jul 2026US 12,687,419 B2American Tank Gauge, Inc.
- Combined fuel level sending unit and fuel fill limit vent valve24 Mar 2026US 12,583,313 B2Whitecap Industries, Inc.
- Instrument closure including sensor retainer30 Sep 2025US 12,428,203 B2Agilent Technologies, Inc.
- Devices, systems, and methods for measuring fluid level using radio-frequency (RF) localization2 Sep 2025US 12,405,150 B2Aloft Sensor Technologies LLC
- Overflow detection system for a grease trap29 Apr 2025US 12,287,232 B2Starbucks Corporation
- Hub cap with oil level indicator1 Oct 2026US 2026/0298692 A1Aperia Technologies, Inc.
- Tdr-based detection of contamination2 Apr 2026US 2026/0092802 A1Endress + Hauser GmbH + Co. KG
- Liquid level detector system19 Mar 2026US 2026/0079039 A1Chem-Enomics LLC
- Combined fuel level sending unit and fuel fill limit vent valve26 Feb 2026US 2026/0054564 A1Whitecap Industries, Inc.
- Leak monitoring for high voltage cable terminations12 Feb 2026US 2026/0045384 A1Nexans
Most cited
By later US patents
- Fluid monitoring apparatus and method148US 7,878,058 B2Walker Engineering Company · 2011
- Gauge apparatus for measuring liquid levels44US 4,637,254 ATokheim Corporation · 1987
- Hall effect liquid level sensing apparatus and method42US 4,804,944 A1989
- Density compensating float38US 4,635,480 ARochester Gauges, Inc. · 1987
- Magnetic float type liquid level gauges37US 6,253,611 B1Seetru Limited · 2001