A61H 31/004
Heart stimulation
Official title: {Heart stimulation}
A61H31/004 (Heart stimulation) appears on 991 US grants and 1,264 published applications in this corpus.
Search patents in A61H- Granted patents
- 991
- Published applications
- 1,264
- Assignees
- 284
- Inventors
- 1,363
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 5 | 0 |
| 1978 | 4 | 0 |
| 1979 | 2 | 0 |
| 1980 | 6 | 0 |
| 1981 | 2 | 0 |
| 1982 | 5 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 4 | 0 |
| 1987 | 4 | 0 |
| 1988 | 5 | 0 |
| 1989 | 5 | 0 |
| 1990 | 4 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 8 | 0 |
| 1995 | 4 | 0 |
| 1996 | 8 | 0 |
| 1997 | 6 | 0 |
| 1998 | 9 | 0 |
| 1999 | 5 | 0 |
| 2000 | 9 | 0 |
| 2001 | 16 | 9 |
| 2002 | 15 | 23 |
| 2003 | 14 | 16 |
| 2004 | 11 | 32 |
| 2005 | 13 | 41 |
| 2006 | 21 | 32 |
| 2007 | 22 | 20 |
| 2008 | 11 | 36 |
| 2009 | 13 | 23 |
| 2010 | 21 | 40 |
| 2011 | 14 | 27 |
| 2012 | 27 | 47 |
| 2013 | 21 | 38 |
| 2014 | 45 | 67 |
| 2015 | 30 | 71 |
| 2016 | 43 | 72 |
| 2017 | 51 | 86 |
| 2018 | 41 | 75 |
| 2019 | 60 | 80 |
| 2020 | 62 | 53 |
| 2021 | 62 | 78 |
| 2022 | 49 | 81 |
| 2023 | 60 | 68 |
| 2024 | 54 | 53 |
| 2025 | 59 | 50 |
| 2026 | 42 | 46 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Selective activation of chest compressions synchronized with myocardial activity6 Oct 2026US 12,751,894 B2ZOLL Medical Corporation
- Automated chest compression device6 Oct 2026US 12,751,895 B2ZOLL Medical Corporation
- Underwater rescue device29 Sep 2026US 12,747,009 B2
- Mechanical cardiopulmonary resuscitation device suction cup22 Sep 2026US 12,740,918 B2Physio-Control, Inc.
- Cardiopulmonary resuscitation, treatment, and analysis15 Sep 2026US 12,734,369 B2University of Connecticut
- Devices and systems for thermal management and ingress protection of medical devices8 Oct 2026US 2026/0306358 A1Zoll Circulation, Inc.
- Modifying chest compression parameters to reduce refibrillation risk1 Oct 2026US 2026/0294737 A1Stryker Corporation
- Compression depth feedback and adjustment24 Sep 2026US 2026/0283901 A1Stryker Corporation
- Multimodality Medical Procedure Mattress-Based Device17 Sep 2026US 2026/0272743 A1Egg Medical, Inc.
- Apparatus for providing cpr including automated cpr chest compression device17 Sep 2026US 2026/0272772 A1
Most cited
By later US patents
- CPR system with feed back instruction1,181US 8,511,308 B2Cpair, Inc. · 2013
- System and method for tracking and archiving battery performance data840US 9,197,079 B2Zoll Circulation, Inc. · 2015
- CPR chest compression monitor415US 6,390,996 B1The Johns Hopkins University · 2002
- Stimulatory device and methods to electrically stimulate the phrenic nerve378US 6,463,327 B1CPRx LLC · 2002
- Method and apparatus for enhancement of chest compressions during CPR364US 7,220,235 B2ZOLL Medical Corporation · 2007