A61B 5/4812
Detecting sleep stages or cycles
Official title: {Detecting sleep stages or cycles}
A61B5/4812 (Detecting sleep stages or cycles) appears on 1,169 US grants and 2,112 published applications in this corpus.
Search patents in A61B- Granted patents
- 1,169
- Published applications
- 2,112
- Assignees
- 641
- Inventors
- 3,165
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 3 |
| 2003 | 4 | 5 |
| 2004 | 3 | 7 |
| 2005 | 1 | 19 |
| 2006 | 3 | 24 |
| 2007 | 6 | 18 |
| 2008 | 8 | 40 |
| 2009 | 9 | 18 |
| 2010 | 15 | 26 |
| 2011 | 16 | 27 |
| 2012 | 21 | 33 |
| 2013 | 29 | 42 |
| 2014 | 47 | 197 |
| 2015 | 59 | 141 |
| 2016 | 37 | 157 |
| 2017 | 73 | 114 |
| 2018 | 62 | 122 |
| 2019 | 105 | 147 |
| 2020 | 111 | 137 |
| 2021 | 99 | 146 |
| 2022 | 111 | 150 |
| 2023 | 95 | 154 |
| 2024 | 87 | 141 |
| 2025 | 92 | 137 |
| 2026 | 65 | 106 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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- Ai-powered cognitive health assessment and management system and method8 Oct 2026US 2026/0305997 A1Scienza Health, Inc.
- Systems and methods for improving sleep disordered breathing8 Oct 2026US 2026/0311867 A1The Cleveland Clinic Foundation
- Sleep-related breathing disorder monitoring method and system, and electronic device1 Oct 2026US 2026/0294273 A1University of Science and Technology of China
- Fall Risk Assessment for a User1 Oct 2026US 2026/0294278 A1Google Inc.
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Most cited
By later US patents
- Method and apparatus for measuring heart related parameters523US 7,502,643 B2BodyMedia, Inc. · 2009
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- Portable biometric monitoring devices and methods of operating same322US 8,954,135 B2Fitbit, Inc. · 2015
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