A61B 7/02
Stethoscopes
A61B7/02 (Stethoscopes) appears on 2,074 US grants and 2,779 published applications in this corpus.
Search patents in A61B- Granted patents
- 2,074
- Published applications
- 2,779
- Assignees
- 962
- Inventors
- 4,039
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 9 | 0 |
| 1978 | 7 | 0 |
| 1979 | 8 | 0 |
| 1980 | 7 | 0 |
| 1981 | 10 | 0 |
| 1982 | 8 | 0 |
| 1983 | 10 | 0 |
| 1984 | 17 | 0 |
| 1985 | 13 | 0 |
| 1986 | 10 | 0 |
| 1987 | 12 | 0 |
| 1988 | 18 | 0 |
| 1989 | 14 | 0 |
| 1990 | 15 | 0 |
| 1991 | 22 | 0 |
| 1992 | 12 | 0 |
| 1993 | 10 | 0 |
| 1994 | 12 | 0 |
| 1995 | 20 | 0 |
| 1996 | 22 | 0 |
| 1997 | 22 | 0 |
| 1998 | 19 | 0 |
| 1999 | 31 | 0 |
| 2000 | 27 | 0 |
| 2001 | 25 | 11 |
| 2002 | 27 | 31 |
| 2003 | 31 | 44 |
| 2004 | 20 | 63 |
| 2005 | 20 | 52 |
| 2006 | 25 | 45 |
| 2007 | 20 | 50 |
| 2008 | 23 | 80 |
| 2009 | 29 | 60 |
| 2010 | 27 | 60 |
| 2011 | 50 | 79 |
| 2012 | 45 | 69 |
| 2013 | 64 | 77 |
| 2014 | 77 | 207 |
| 2015 | 85 | 141 |
| 2016 | 88 | 198 |
| 2017 | 91 | 190 |
| 2018 | 115 | 174 |
| 2019 | 130 | 181 |
| 2020 | 123 | 160 |
| 2021 | 111 | 159 |
| 2022 | 129 | 141 |
| 2023 | 93 | 150 |
| 2024 | 90 | 131 |
| 2025 | 100 | 125 |
| 2026 | 71 | 101 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Medical decision support system29 Sep 2026US 12,745,974 B2Ausculsciences, Inc.
- Digital auscultation device22 Sep 2026US 12,740,755 B2
- System and methods for real time noninvasive estimation of cardiovascular parameters using machine learning15 Sep 2026US 12,733,820 B2Ecole Polytechnique Federale De Lausanne (Epfl)
- Digestive canal scanning device, body scanning device, body scanning method and acoustic-based digestive organ monitoring system15 Sep 2026US 12,733,896 B2Korea University Research and Business Foundation
- Entropy based heart sound tracking15 Sep 2026US 12,733,897 B2Cardiac Pacemakers, Inc.
- Soft wearable patch for continuous cardiac biometric security8 Oct 2026US 2026/0305984 A1Georgia Tech Research Corporation
- Device8 Oct 2026US 2026/0306046 A1Cambridge Enterprise Limited
- Chestpiece, method and auscultation system8 Oct 2026US 2026/0306047 A1Lapsi Health Holding B.V.
- Heart failure risk using mechanical activity1 Oct 2026US 2026/0294280 A1Medtronic, Inc.
- Wearable monitor1 Oct 2026US 2026/0301939 A1iRhythm Technologies, Inc.
Most cited
By later US patents
- Apparatus for detecting human physiological and contextual information1,245US 7,020,508 B2BodyMedia, Inc. · 2006
- Method and apparatus for estimating systolic and mean pulmonary artery pressures of a patient1,126US 6,368,283 B1Institut de Recherches Cliniques de Montreal · 2002
- Tension-adjustable mechanism for stethoscope earpieces1,024US 6,595,316 B2Andromed, Inc. · 2003
- Headset for electronic stethoscope956US 5,561,275 ADelstar Services Informatiques (1993) Inc. · 1996
- Non-invasive measurement of second heart sound components913US 7,909,772 B2Masimo Corporation · 2011