G01F 23/003
Indicating or measuring liquid level or level of fluent solid material: with
Official title: {with a probe suspended by rotatable arms (with floats G01F23/32)}
G01F23/003 (Indicating or measuring liquid level or level of fluent solid material: with) appears on 45 US grants and 17 published applications in this corpus.
Search patents in G01F- Granted patents
- 45
- Published applications
- 17
- Assignees
- 18
- Inventors
- 73
- Latest grant
- 17 Jun 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 7 | 0 |
| 1999 | 5 | 0 |
| 2000 | 3 | 0 |
| 2001 | 5 | 1 |
| 2002 | 2 | 1 |
| 2003 | 0 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 1 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 3 |
| 2012 | 1 | 0 |
| 2013 | 1 | 1 |
| 2014 | 0 | 2 |
| 2015 | 2 | 0 |
| 2016 | 2 | 2 |
| 2017 | 0 | 0 |
| 2018 | 1 | 1 |
| 2019 | 2 | 2 |
| 2020 | 1 | 1 |
| 2021 | 1 | 0 |
| 2022 | 1 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- No emission tank gauge17 Jun 2025US 12,332,047 B2
- Device for measuring a fill level of a flexible medicine reservoir8 Feb 2022US 11,241,533 B2Roche Diabetes Care, Inc.
- Liquid level sensor17 Aug 2021US 11,092,474 B2Mission Communications, LLC
- Bin level indicator11 Feb 2020US 10,557,740 B2LTJ Enterprises, Inc.
- Bin level inicator10 Sep 2019US 10,408,659 B2LTJ Enterprises, Inc.
- No Emission Tank Gauge3 Aug 2023US 2023/0243631 A1
- Liquid Level Sensor22 Oct 2020US 2020/0333174 A1Mission Communications, LLC
- Device for measuring a fill level of a flexible medicine reservoir20 Jun 2019US 2019/0184098 A1Roche Diabetes Care, Inc.
- Bin level indicator17 Jan 2019US 2019/0017859 A1LTJ Enterprises, Inc.
- System and Method for Monitoring Fluid Flow in a Conduit5 Apr 2018US 2018/0094958 A1Wipro Limited
Most cited
By later US patents
- Printer using print cartridge with internal pressure regulator110US 5,852,459 AHewlett-Packard Company · 1998
- Pressure regulated free-ink ink-jet pen71US 5,736,992 AHewlett-Packard Company · 1998
- Ink level detection in a pressure regulated pen66US 5,583,545 AHewlett-Packard Company · 1996
- Inkjet printer with off-axis ink supply62US 6,033,064 AHewlett-Packard Company · 2000
- Method and apparatus for redundant sealing of a printhead pressure regulator61US 5,719,609 AHewlett-Packard Company · 1998