A61H 2201/5089
Gas sensors
Official title: Gas sensors, e.g. for oxygen or CO2
A61H2201/5089 (Gas sensors) appears on 84 US grants and 115 published applications in this corpus.
Search patents in A61H- Granted patents
- 84
- Published applications
- 115
- Assignees
- 48
- Inventors
- 173
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 3 |
| 2003 | 3 | 3 |
| 2004 | 0 | 7 |
| 2005 | 4 | 4 |
| 2006 | 5 | 2 |
| 2007 | 3 | 2 |
| 2008 | 1 | 1 |
| 2009 | 1 | 2 |
| 2010 | 2 | 2 |
| 2011 | 1 | 4 |
| 2012 | 4 | 3 |
| 2013 | 1 | 8 |
| 2014 | 1 | 0 |
| 2015 | 1 | 5 |
| 2016 | 3 | 7 |
| 2017 | 5 | 9 |
| 2018 | 4 | 7 |
| 2019 | 7 | 9 |
| 2020 | 8 | 10 |
| 2021 | 5 | 4 |
| 2022 | 4 | 4 |
| 2023 | 5 | 4 |
| 2024 | 5 | 4 |
| 2025 | 5 | 8 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Dynamically controlled treatment protocols for autonomous treatment systems28 Jul 2026US 12,691,224 B2Nextern Innovation, LLC
- Pneumatic compression systems and compression treatment methods12 Aug 2025US 12,383,455 B2Medi USA, L.P.
- Percussive therapy device with interchangeable modules17 Jun 2025US 12,329,711 B2Therabody, Inc.
- Powered chairs for public venues, assemblies for use in powered chairs, and components for use in assemblies for use in powered chairs27 May 2025US 12,310,510 B2
- System and methods for pulmonary expansion therapy (PXT)1 Apr 2025US 12,263,134 B2Delta Dynamics LLC
- System and method for enhancing venous circulation in a limb of a user8 Oct 2026US 2026/0306352 A1
- System of devices with coordinated feedback6 Aug 2026US 2026/0224437 A1Stryker Corporation
- Improved district normobaric oxygen therapy apparatus23 Jul 2026US 2026/0207428 A1Oxyvix S.R.L.
- System and method for controlling air circulation in a sauna steam room27 Nov 2025US 2025/0362041 A1Muhu Kodu OÜ
- Pneumatic Compression Systems and Compression Treatment Methods20 Nov 2025US 2025/0352137 A1Medi USA, L.P.
Most cited
By later US patents
- Dynamically controlled treatment protocols for autonomous treatment systems203US 10,792,422 B2White Bear Medical, LLC · 2020
- Resuscitation device having a motor driven belt to constrict/compress the chest94US 6,142,962 AEmergency Medical Systems, Inc. · 2000
- Resuscitation and alert system91US 6,090,056 AEmergency Medical Systems, Inc. · 2000
- Apparatus and methods for enhancing cardiopulmonary blood flow and ventilation83US 6,604,523 B2CPRx LLC · 2003
- Systems and methods for enhancing blood circulation81US 6,986,349 B2Advanced Circulatory Systems, Inc. · 2006