A61H 31/02
Iron lungs
A61H31/02 (Iron lungs) appears on 112 US grants and 109 published applications in this corpus.
Search patents in A61H- Granted patents
- 112
- Published applications
- 109
- Assignees
- 56
- Inventors
- 172
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 4 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 1 |
| 2002 | 1 | 4 |
| 2003 | 3 | 3 |
| 2004 | 5 | 2 |
| 2005 | 2 | 7 |
| 2006 | 0 | 1 |
| 2007 | 1 | 4 |
| 2008 | 4 | 8 |
| 2009 | 2 | 2 |
| 2010 | 3 | 1 |
| 2011 | 1 | 4 |
| 2012 | 3 | 1 |
| 2013 | 2 | 1 |
| 2014 | 2 | 3 |
| 2015 | 2 | 4 |
| 2016 | 1 | 3 |
| 2017 | 2 | 8 |
| 2018 | 2 | 5 |
| 2019 | 4 | 5 |
| 2020 | 3 | 6 |
| 2021 | 8 | 7 |
| 2022 | 3 | 8 |
| 2023 | 10 | 8 |
| 2024 | 7 | 6 |
| 2025 | 8 | 6 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Exoskeleton robot for expectoration assistance and control method26 May 2026US 12,636,221 B2Beihang University
- Systems, devices and methods for modulating a respiratory drive of a patient23 Sep 2025US 12,420,037 B2Unity Health Toronto
- Device and method for assisting breathing in a subject19 Aug 2025US 12,390,393 B2The Penn State Research Foundation
- On ambulatory respiratory assist device3 Jun 2025US 12,318,348 B2The Trustees of the University of Pennsylvania
- CPR chest compression device with releasable base member29 Apr 2025US 12,285,386 B2Physio-Control, Inc.
- Systems, devices and methods for modulating a respiratory drive of a patient5 Feb 2026US 2026/0034321 A1
- Wearable device for improving vascular insufficiency to the extremities27 Nov 2025US 2025/0360051 A1The Penn State Research Foundation
- Pneumatic compression vest device, method, and system for transthoracic manipulation for oxygenation26 Jun 2025US 2025/0205107 A1Emory University
- Active compression decompression cardiopulmonary resuscitation chest compression feedback19 Jun 2025US 2025/0195326 A1ZOLL Medical Corporation
- Cpr chest compression device with releasable base member15 May 2025US 2025/0152467 A1Physio-Control, Inc.
Most cited
By later US patents
- Mask apparatus277US 5,592,938 ARespironics, Inc. · 1997
- Pressure application method258US 5,343,878 ARespironics, Inc. · 1994
- Apparatus for application of pressure to a human body202US 5,222,478 A1993
- Valving arrangement for a negative pressure ventilator189US 5,299,599 ALifecare International, Inc. · 1994
- Pulse oximetry relational alarm system for early recognition of instability and catastrophic occurrences181US 7,398,115 B22008