A61N 1/3904
External heart defibrillators [ehd]
Official title: {External heart defibrillators [EHD]}
A61N1/3904 (External heart defibrillators [ehd]) appears on 1,427 US grants and 1,786 published applications in this corpus.
Search patents in A61N- Granted patents
- 1,427
- Published applications
- 1,786
- Assignees
- 299
- Inventors
- 1,654
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 1 | 0 |
| 1978 | 6 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 5 | 0 |
| 1987 | 4 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 6 | 0 |
| 1991 | 3 | 0 |
| 1992 | 5 | 0 |
| 1993 | 4 | 0 |
| 1994 | 6 | 0 |
| 1995 | 8 | 0 |
| 1996 | 8 | 0 |
| 1997 | 12 | 0 |
| 1998 | 14 | 0 |
| 1999 | 22 | 0 |
| 2000 | 20 | 0 |
| 2001 | 27 | 9 |
| 2002 | 33 | 28 |
| 2003 | 30 | 35 |
| 2004 | 12 | 48 |
| 2005 | 14 | 21 |
| 2006 | 24 | 43 |
| 2007 | 15 | 24 |
| 2008 | 5 | 37 |
| 2009 | 11 | 30 |
| 2010 | 24 | 36 |
| 2011 | 24 | 35 |
| 2012 | 31 | 42 |
| 2013 | 28 | 33 |
| 2014 | 37 | 67 |
| 2015 | 38 | 48 |
| 2016 | 45 | 77 |
| 2017 | 58 | 88 |
| 2018 | 59 | 95 |
| 2019 | 68 | 126 |
| 2020 | 70 | 107 |
| 2021 | 111 | 107 |
| 2022 | 94 | 157 |
| 2023 | 100 | 105 |
| 2024 | 132 | 126 |
| 2025 | 119 | 166 |
| 2026 | 75 | 96 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- External medical device that identifies a response activity6 Oct 2026US 12,751,674 B2ZOLL Medical Corporation
- Selective activation of chest compressions synchronized with myocardial activity6 Oct 2026US 12,751,894 B2ZOLL Medical Corporation
- PSAP/public responder network integrations6 Oct 2026US 12,755,622 B2Avive Solutions, Inc.
- Wearable cardioverter defibrillator (WCD) system logging events and broadcasting state changes and system status information to external clients29 Sep 2026US 12,746,402 B2West Affum Holdings DAC
- Methods and systems for optimizing shock delivery time using an automated external defibrillator29 Sep 2026US 12,746,403 B2Everest Acquisition Entity, LLC
- Features for support garment for a wearable medical device8 Oct 2026US 2026/0305742 A1ZOLL Medical Corporation
- Defibrillator, defibrillator management system, and non-transitory computer readable storage medium8 Oct 2026US 2026/0306858 A1Nihon Kohden Corporation
- Systems and methods for mirroring an interface of a medical device8 Oct 2026US 2026/0306861 A1Stryker Corporation
- System for controlling a vehicle in response to a detected medical event1 Oct 2026US 2026/0294311 A1Medtronic, Inc.
- Medical device with rechargeable and single-use power sources1 Oct 2026US 2026/0295283 A1Stryker Corporation
Most cited
By later US patents
- Keyed self-latching battery pack for a portable defibrillator1,148US 5,868,790 APhysio-Control, Inc. · 1999
- Portable device for sensing cardiac function and automatically delivering electrical therapy800US 5,078,134 ALifecor, Inc. · 1992
- Support garments for patient-worn energy delivery apparatus730US 6,065,154 ALifecor, Inc. · 2000
- Data collection and system management for patient-worn medical devices722US 6,681,003 B2Lifecor, Inc. · 2004
- Defibrillation system having segmented electrodes674US 6,148,233 ACardiac Science Corporation · 2000