A61B 5/0531
Measuring skin impedance
A61B5/0531 (Measuring skin impedance) appears on 1,880 US grants and 3,170 published applications in this corpus.
Search patents in A61B- Granted patents
- 1,880
- Published applications
- 3,170
- Assignees
- 1,164
- Inventors
- 5,371
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 5 | 0 |
| 1978 | 4 | 0 |
| 1979 | 4 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 5 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 5 | 0 |
| 1996 | 6 | 0 |
| 1997 | 4 | 0 |
| 1998 | 9 | 0 |
| 1999 | 11 | 0 |
| 2000 | 10 | 0 |
| 2001 | 7 | 4 |
| 2002 | 6 | 12 |
| 2003 | 11 | 22 |
| 2004 | 8 | 27 |
| 2005 | 11 | 38 |
| 2006 | 10 | 25 |
| 2007 | 11 | 29 |
| 2008 | 9 | 57 |
| 2009 | 10 | 43 |
| 2010 | 12 | 37 |
| 2011 | 11 | 50 |
| 2012 | 26 | 49 |
| 2013 | 39 | 83 |
| 2014 | 44 | 141 |
| 2015 | 56 | 160 |
| 2016 | 66 | 218 |
| 2017 | 111 | 235 |
| 2018 | 110 | 243 |
| 2019 | 196 | 265 |
| 2020 | 147 | 247 |
| 2021 | 152 | 257 |
| 2022 | 175 | 241 |
| 2023 | 164 | 194 |
| 2024 | 176 | 210 |
| 2025 | 153 | 165 |
| 2026 | 69 | 118 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Blood pressure detection method and apparatus6 Oct 2026US 12,751,634 B2Huawei Technologies Co., Ltd.
- Measurement station with handle29 Sep 2026US 12,745,939 B2Withings
- Thyroid function monitoring method according to medication, and monitoring server and user terminal performing the same29 Sep 2026US 12,745,949 B2Thyroscope Inc.
- Wearable pressure ulcer detection sensor and pressure ulcer detection system including the same15 Sep 2026US 12,733,869 B2Asen Company
- Conformable wearable device with deformable shape8 Sep 2026US 12,727,822 B2Oura Health Oy
- System for Obtaining Diagnostic Data Indicative of a Cardiac Condition of a Patient8 Oct 2026US 2026/0305956 A1Biotronik SE & Co.KG
- Internal skin measurement apparatus8 Oct 2026US 2026/0305989 A1National University Corporation Chiba University
- Multidimensional compensation and improved r-value estimation for pulse oximetry1 Oct 2026US 2026/0294291 A1Rajant Health Incorporated
- Smart adaptive neuromodulation device for stellate ganglion modulation1 Oct 2026US 2026/0295304 A1
- Apparatuses and systems for artifact reduction in electrodermal activity1 Oct 2026US 2026/0296608 A1University of Connecticut
Most cited
By later US patents
- Blood glucose monitoring system1,644US 4,953,552 A1990
- Apparatus for detecting human physiological and contextual information1,245US 7,020,508 B2BodyMedia, Inc. · 2006
- Medical sensor and technique for using the same970US 8,352,004 B2Covidien LP · 2013
- Apparatus for monitoring health, wellness and fitness819US 7,261,690 B2BodyMedia, Inc. · 2007
- Analytic methods of tissue evaluation810US 10,085,643 B22018