A61B 5/023
The pressure transducers comprising a liquid column
Official title: the pressure transducers comprising a liquid column
A61B5/023 (The pressure transducers comprising a liquid column) appears on 26 US grants and 36 published applications in this corpus.
Search patents in A61B- Granted patents
- 26
- Published applications
- 36
- Assignees
- 28
- Inventors
- 74
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 3 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 2 | 1 |
| 2011 | 0 | 2 |
| 2012 | 1 | 4 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 2 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 2 |
| 2018 | 1 | 6 |
| 2019 | 2 | 5 |
| 2020 | 3 | 4 |
| 2021 | 2 | 2 |
| 2022 | 0 | 2 |
| 2023 | 2 | 2 |
| 2024 | 1 | 0 |
| 2025 | 1 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Venous pressure testing apparatus, non-transitory computer readable storage medium, and venous pressure testing method14 Jul 2026US 12,678,060 B2Nihon Kohden Corporation
- Systems and methods for controlling a volume of fluid within a portion of a patient's body4 Mar 2025US 12,239,426 B2The Johns Hopkins University
- Methods and apparatuses for central venous pressure measurement status19 Nov 2024US 12,144,596 B2Medici Technologies LLC
- Blood pressure information measuring device17 Oct 2023US 11,786,135 B2Omron Healthcare Co., Ltd.
- Noninvasive blood pressure sensor26 Sep 2023US 11,768,116 B2Honeywell International Inc.
- Finger Cuff Assembly Having Barometric Pressure Sensors and Optical Sensors for Measuring Blood Pressure6 Aug 2026US 2026/0224120 A1Google Inc.
- Inflatable balloon retractor with pressure sensing and feedback capabilities for avoidance of excess applied pressure in brain surgery13 Jul 2023US 2023/0218284 A1
- Systems and methods for non-invasive pulse pressure waveform measurement16 Feb 2023US 2023/0050058 A1California Institute of Technology
- Venous pressure testing apparatus, non-transitory computer readable storage medium, and venous pressure testing method1 Sep 2022US 2022/0273182 A1Nihon Kohden Corporation
- Biological information measurement device3 Feb 2022US 2022/0031179 A1LaView Corporation
Most cited
By later US patents
- Hybrid sphygmomanometer56US 6,168,567 AAccusphyg, LLC · 2001
- Closure device and method for sealing a puncture in a blood vessel36US 8,118,831 B2Radi Medical Systems AB · 2012
- Device for visually indicating a blood pressure31US 7,654,963 B2Radi Medical Systems AB · 2010
- Non-toxic liquid column sphygmomanometer19US 7,717,856 B2QDevice Medical Inc. · 2010
- Portable sensor device and patient monitor16US 9,167,973 B2Pulsion Medical Systems AG · 2015