A61B 5/347
Detecting the frequency distribution of signals
A61B5/347 (Detecting the frequency distribution of signals) appears on 316 US grants and 417 published applications in this corpus.
Search patents in A61B- Granted patents
- 316
- Published applications
- 417
- Assignees
- 203
- Inventors
- 684
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 2 | 2 |
| 2004 | 0 | 0 |
| 2005 | 1 | 4 |
| 2006 | 1 | 8 |
| 2007 | 2 | 11 |
| 2008 | 1 | 4 |
| 2009 | 3 | 4 |
| 2010 | 9 | 8 |
| 2011 | 7 | 12 |
| 2012 | 8 | 13 |
| 2013 | 3 | 17 |
| 2014 | 16 | 31 |
| 2015 | 19 | 29 |
| 2016 | 22 | 37 |
| 2017 | 29 | 34 |
| 2018 | 23 | 38 |
| 2019 | 29 | 24 |
| 2020 | 30 | 23 |
| 2021 | 23 | 29 |
| 2022 | 17 | 23 |
| 2023 | 13 | 19 |
| 2024 | 23 | 23 |
| 2025 | 19 | 12 |
| 2026 | 9 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method of determining recovery from concussion14 Jul 2026US 12,678,057 B2The Regents of the University of California
- Changing views of time series waveforms14 Jul 2026US 12,678,086 B2Avicena, LLC
- Pace pulse detection in cardiac signals26 May 2026US 12,635,929 B2Texas Instruments Incorporated
- Method and system for ovulation detection in female's menstrual cycles based on heart rate variability analysis28 Apr 2026US 12,611,199 B2Ming Chi University of Technology
- Algorithm for optimal beat selection31 Mar 2026US 12,588,854 B2Biosense Webster (Israel) Ltd.
- Method and system for noninvasive mapping of arrhythmia using electromechanical wave imaging8 Oct 2026US 2026/0306053 A1The Trustees of Columbia University in the City of New York
- Pace pulse detection in cardiac signals24 Sep 2026US 2026/0283530 A1
- Identifying ejection fraction using a single lead cardiac electrogram sensed by a medical device6 Aug 2026US 2026/0224125 A1Medtronic, Inc.
- Method of Determining Recovery from Concussion2 Jul 2026US 2026/0182844 A1The Regents of the University of California
- Non-invasive sensor fusion and a1 technology for human vital measurement18 Jun 2026US 2026/0165589 A1Bluesemi Research & Development Privated Limited
Most cited
By later US patents
- Mesh network monitoring appliance510US 7,539,533 B22009
- Health monitoring appliance282US 8,323,188 B22012
- Apparatus and method for measuring cardiac output225US 5,423,326 ADrexel University · 1995
- Method and apparatus for spectral analysis of electrocardiographic signals203US 5,109,862 ADel Mar Avionics · 1992
- System and method of impedance cardiography and heartbeat determination180US 5,309,917 ADrexel University · 1994