A61B 5/2415
Measuring direct current [dc] or slowly varying biopotentials
Official title: {Measuring direct current [DC] or slowly varying biopotentials}
A61B5/2415 (Measuring direct current [dc] or slowly varying biopotentials) appears on 67 US grants and 67 published applications in this corpus.
Search patents in A61B- Granted patents
- 67
- Published applications
- 67
- Assignees
- 59
- Inventors
- 179
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 2 |
| 2005 | 1 | 2 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 1 | 0 |
| 2010 | 0 | 2 |
| 2011 | 0 | 0 |
| 2012 | 3 | 4 |
| 2013 | 0 | 3 |
| 2014 | 0 | 1 |
| 2015 | 4 | 3 |
| 2016 | 3 | 5 |
| 2017 | 3 | 4 |
| 2018 | 2 | 3 |
| 2019 | 3 | 7 |
| 2020 | 4 | 5 |
| 2021 | 0 | 5 |
| 2022 | 10 | 4 |
| 2023 | 5 | 7 |
| 2024 | 3 | 4 |
| 2025 | 4 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Conductive hydrogel-based wearable health monitors16 Jun 2026US 12,653,434 B2The Trustees of the University of Pennsylvania
- Wearable textile-based hydrogel electrode for measuring biopotential11 Nov 2025US 12,465,274 B2University of Massachusetts
- Direct current (DC) voltage respiration detector14 Oct 2025US 12,440,109 B2West Affum Holdings DAC
- Catheter for cardiac and renal nerve sensing and mediation22 Apr 2025US 12,279,876 B2Neuro-Kinesis Inc.
- Enhanced human activity recognition11 Mar 2025US 12,247,849 B2STMicroelectronics S,r.l.
- Direct current (dc) voltage respiration detector1 Jan 2026US 2026/0000302 A1West Affum Holdings DAC
- Systems and methods for cooperative invasive and noninvasive brain stimulation16 Jan 2025US 2025/0018201 A1Neurosteer Inc.
- Using Data from a Body Worn Sensor to Modify Monitored Physiological Data2 Jan 2025US 2025/0000373 A1Spacelabs Healthcare LLC
- Wearable textile-based hydrogel electrode for measuring biopotential25 Jul 2024US 2024/0245343 A1University of Massachusetts
- Apparatus for and method of measuring intracranial dynamics11 Jul 2024US 2024/0225521 A9Oulun Yliopisto
Most cited
By later US patents
- D.C. epidermal biopotential sensing electrode assembly and apparatus for use therewith399US 5,560,357 ABiofield Corp. · 1996
- Neural network method and apparatus for disease, injury and bodily condition screening or sensing207US 5,715,821 ABiofield Corp. · 1998
- Method and apparatus for disease, injury and bodily condition screening or sensing194US 5,697,369 ABiofield Corp. · 1997
- Method and apparatus for detecting body illness, dysfunction, disease and/or pathology128US 4,557,271 A1985
- D.C. biopotential sensing electrode assemblies for apparatus for disease, injury and bodily condition screening or sensing96US 5,660,177 ABiofield Corp. · 1997