A61B 5/14539
For measuring ph
Official title: {for measuring pH}
A61B5/14539 (For measuring ph) appears on 1,607 US grants and 2,320 published applications in this corpus.
Search patents in A61B- Granted patents
- 1,607
- Published applications
- 2,320
- Assignees
- 856
- Inventors
- 3,606
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 4 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 9 | 0 |
| 1989 | 6 | 0 |
| 1990 | 4 | 0 |
| 1991 | 13 | 0 |
| 1992 | 14 | 0 |
| 1993 | 8 | 0 |
| 1994 | 15 | 0 |
| 1995 | 15 | 0 |
| 1996 | 9 | 0 |
| 1997 | 10 | 0 |
| 1998 | 20 | 0 |
| 1999 | 9 | 0 |
| 2000 | 27 | 0 |
| 2001 | 20 | 7 |
| 2002 | 21 | 29 |
| 2003 | 21 | 38 |
| 2004 | 16 | 62 |
| 2005 | 14 | 52 |
| 2006 | 26 | 53 |
| 2007 | 34 | 66 |
| 2008 | 17 | 83 |
| 2009 | 29 | 99 |
| 2010 | 39 | 114 |
| 2011 | 38 | 74 |
| 2012 | 66 | 88 |
| 2013 | 77 | 74 |
| 2014 | 86 | 101 |
| 2015 | 67 | 96 |
| 2016 | 50 | 100 |
| 2017 | 80 | 124 |
| 2018 | 61 | 142 |
| 2019 | 86 | 166 |
| 2020 | 89 | 133 |
| 2021 | 93 | 153 |
| 2022 | 100 | 124 |
| 2023 | 90 | 122 |
| 2024 | 83 | 100 |
| 2025 | 67 | 73 |
| 2026 | 55 | 47 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Prevention of reflux induced laryngospasm29 Sep 2026US 12,746,389 B2Purdue Research Foundation
- Vaginal measurements using a vaginal ring25 Aug 2026US 12,714,333 B2LiGalli B.V.
- Data playback interface for medical device18 Aug 2026US 12,708,274 B2ZOLL Medical Corporation
- Long-term, continual, wireless, intraoral monitor18 Aug 2026US 12,708,282 B2UCHU Biosensors, Inc.
- Extrusion-printed biochemical sensor, wearable device, and system for determining reproductive status of user24 Sep 2026US 2026/0283509 A1Fibra Limited
- Sensor sheet with digital distributed data acquisition for wound monitoring and treatment17 Sep 2026US 2026/0272383 A1Smith & Nephew, Inc.
- Determining intravascular pco220 Aug 2026US 2026/0240463 A1Neosense Technologies AB
- Indwelling sensor13 Aug 2026US 2026/0232209 A1
- Biodegradable hybrid silicon polymer sensor for post operative monitoring13 Aug 2026US 2026/0232234 A1Georgia Tech Research Corporation
Most cited
By later US patents
- Closed loop system for controlling insulin infusion2,417US 6,558,351 B1Medtronic MiniMed, Inc. · 2003
- Device and method to measure and communicate body parameters1,630US 6,731,976 B2Medtronic, Inc. · 2004
- Closed loop system for controlling insulin infusion1,436US 7,267,665 B2Medtronic MiniMed, Inc. · 2007
- Closed loop system for controlling insulin infusion1,188US 7,354,420 B2Medtronic MiniMed, Inc. · 2008
- Parameter compensated physiological monitor1,137US 7,142,901 B2Masimo Corporation · 2006