A61M 16/127
By venturi effect, i.e. entrainment mixers
Official title: {by Venturi effect, i.e. entrainment mixers}
A61M16/127 (By venturi effect, i.e. entrainment mixers) appears on 239 US grants and 285 published applications in this corpus.
Search patents in A61M- Granted patents
- 239
- Published applications
- 285
- Assignees
- 154
- Inventors
- 468
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 4 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 4 | 0 |
| 2001 | 1 | 2 |
| 2002 | 3 | 3 |
| 2003 | 6 | 3 |
| 2004 | 5 | 6 |
| 2005 | 0 | 7 |
| 2006 | 3 | 5 |
| 2007 | 4 | 7 |
| 2008 | 4 | 6 |
| 2009 | 3 | 11 |
| 2010 | 0 | 21 |
| 2011 | 2 | 7 |
| 2012 | 4 | 9 |
| 2013 | 9 | 8 |
| 2014 | 10 | 13 |
| 2015 | 14 | 16 |
| 2016 | 7 | 8 |
| 2017 | 5 | 9 |
| 2018 | 7 | 12 |
| 2019 | 11 | 11 |
| 2020 | 13 | 16 |
| 2021 | 12 | 22 |
| 2022 | 15 | 17 |
| 2023 | 21 | 26 |
| 2024 | 13 | 18 |
| 2025 | 20 | 14 |
| 2026 | 6 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method and apparatus for providing percussive ventilation therapy to a patient airway18 Aug 2026US 12,708,732 B2CircuitLife, LLC
- Non-invasive ventilation via an air entrainment patient interface2 Jun 2026US 12,642,932 B2Koninklijke Philips N. V.
- Non-invasive ventilation via an air entrainment patient interface2 Jun 2026US 12,642,934 B2Koninklijke Philips N. V.
- Accurate pressure measurement with non-invasive ventilation nasal pillows5 May 2026US 12,616,810 B2Hill-Rom Services Pte. Ltd.
- Mechanical ventilator with non-invasive option31 Mar 2026US 12,589,213 B2Goldman Sephoric LLC
- Water out alarm10 Sep 2026US 2026/0263728 A1Fisher & Paykel Healthcare Limited
- Non-invasive breathing assistance apparatus and method16 Jul 2026US 2026/0199625 A1
- Respiratory fluid flow control device and method of using same7 May 2026US 2026/0124423 A1
- Patient interface with integrated jet pump19 Mar 2026US 2026/0077144 A1Breathe Technologies, Inc.
- Apparatuses and methods for delivering powdered agents12 Feb 2026US 2026/0041859 A1Boston Scientific Scimed, Inc.
Most cited
By later US patents
- Anti-snoring device, method for reducing snoring, and a nasal air cannula242US 7,080,645 B2Seleon GmbH · 2006
- Mask239US 4,848,334 ALifeline Limited · 1989
- Respiratory aid device205US 5,000,173 A1991
- Continuous high-frequency oscillation breathing treatment apparatus154US 7,191,780 B2Comedica Incorporated · 2007
- Multi-frequency jet ventilation technique and apparatus150US 4,747,403 AAdvanced Pulmonary Technologies, Inc. · 1988