G01N 2035/1025
Fluid level sensing
Official title: {Fluid level sensing}
G01N2035/1025 (Fluid level sensing) appears on 620 US grants and 512 published applications in this corpus.
Search patents in G01N- Granted patents
- 620
- Published applications
- 512
- Assignees
- 240
- Inventors
- 1,435
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 5 | 0 |
| 1978 | 2 | 0 |
| 1979 | 5 | 0 |
| 1980 | 1 | 0 |
| 1981 | 8 | 0 |
| 1982 | 6 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 4 | 0 |
| 1986 | 3 | 0 |
| 1987 | 7 | 0 |
| 1988 | 8 | 0 |
| 1989 | 12 | 0 |
| 1990 | 14 | 0 |
| 1991 | 13 | 0 |
| 1992 | 13 | 0 |
| 1993 | 23 | 0 |
| 1994 | 20 | 0 |
| 1995 | 14 | 0 |
| 1996 | 21 | 0 |
| 1997 | 21 | 0 |
| 1998 | 11 | 0 |
| 1999 | 11 | 0 |
| 2000 | 8 | 0 |
| 2001 | 11 | 6 |
| 2002 | 15 | 7 |
| 2003 | 14 | 9 |
| 2004 | 1 | 9 |
| 2005 | 4 | 12 |
| 2006 | 2 | 9 |
| 2007 | 9 | 13 |
| 2008 | 10 | 6 |
| 2009 | 9 | 15 |
| 2010 | 5 | 13 |
| 2011 | 6 | 14 |
| 2012 | 6 | 12 |
| 2013 | 4 | 29 |
| 2014 | 13 | 16 |
| 2015 | 16 | 21 |
| 2016 | 28 | 27 |
| 2017 | 16 | 25 |
| 2018 | 23 | 25 |
| 2019 | 27 | 40 |
| 2020 | 19 | 29 |
| 2021 | 32 | 33 |
| 2022 | 27 | 29 |
| 2023 | 20 | 32 |
| 2024 | 17 | 41 |
| 2025 | 32 | 24 |
| 2026 | 16 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Automatic analyzer18 Aug 2026US 12,710,435 B2Hitachi High-Tech Corporation
- Dead volume reduction and method therefor18 Aug 2026US 12,710,439 B2Tecan Trading AG
- Substance dispense system for biological sample analysis instrument28 Jul 2026US 12,693,303 B2Beckman Coulter, Inc.
- Identification of sample cells in a chromatography autosampler14 Jul 2026US 12,681,028 B2Dionex Corporation
- Pipetting device, pipette tip coupler, and pipette tip: devices and methods30 Jun 2026US 12,667,836 B2Hamilton Company
- System and method for retaining, storing, and capping samples collected from a distance coincident with chemical analysis8 Oct 2026US 2026/0309739 A1
- Control of the injection of a liquid onto a test support27 Aug 2026US 2026/0251579 A1Withings
- Specimen condition assessing device, specimen condition assessing method, and specimen testing device27 Aug 2026US 2026/0253208 A1Hitachi High-Tech Corporation
- Automatic Analyzer20 Aug 2026US 2026/0243793 A1Hitachi High-Tech Corporation
- Apparatus for quantitatively treating liquid13 Aug 2026US 2026/0235637 A1Yunzehuitong (Beijing) Technology Co., Ltd.
Most cited
By later US patents
- Diagnostics instrument469US 5,374,395 AAmoco Corporation · 1994
- Reaction cartridge and carousel for biological sample analyzer357US 5,320,808 AAbbott Laboratories · 1994
- Automatic random access analyzer354US 4,678,752 ABecton, Dickinson and Company · 1987
- Chemical analyzer253US 5,314,825 ASchiapparelli Biosystems, Inc. · 1994
- Automated continuous and random access analytical system248US 5,358,691 AAbbott Laboratories · 1994