A61M 16/186
Locking systems
Official title: {Locking systems}
A61M16/186 (Locking systems) appears on 56 US grants and 39 published applications in this corpus.
Search patents in A61M- Granted patents
- 56
- Published applications
- 39
- Assignees
- 31
- Inventors
- 128
- Latest grant
- 23 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 2 |
| 2003 | 0 | 1 |
| 2004 | 2 | 0 |
| 2005 | 2 | 2 |
| 2006 | 1 | 3 |
| 2007 | 0 | 3 |
| 2008 | 1 | 0 |
| 2009 | 1 | 1 |
| 2010 | 1 | 5 |
| 2011 | 1 | 4 |
| 2012 | 1 | 1 |
| 2013 | 5 | 1 |
| 2014 | 0 | 2 |
| 2015 | 2 | 2 |
| 2016 | 1 | 0 |
| 2017 | 2 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 2 |
| 2020 | 1 | 3 |
| 2021 | 3 | 3 |
| 2022 | 2 | 1 |
| 2023 | 1 | 1 |
| 2024 | 1 | 0 |
| 2025 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Methods and system for anesthetic vaporizer drop detection23 Sep 2025US 12,420,051 B2GE Precision Healthcare LLC
- Anesthetic dispenser with mixing unit and anesthetic tank and process using anesthetic dispenser1 Jul 2025US 12,343,478 B2Drägerwerk AG & Co. KGaA
- Connection arrangement for connecting an anaesthetic container to an anaesthetic vaporizer2 Jul 2024US 12,023,448 B2Drägerwerk AG & Co. KGaA
- Anesthetic evaporator locking structure and anesthesia machine10 Oct 2023US 11,779,726 B2Shenzhen Mindray Bio-Medical Electronics Co., Ltd.
- Systems and methods for an inductively heated anesthetic vaporizer13 Sep 2022US 11,439,789 B2GE Precision Healthcare LLC
- Engagement mechanism for vaporizer in anesthesia machine11 Sep 2025US 2025/0281713 A1GE Precision Healthcare LLC
- Methods and system for anesthetic vaporizer drop detection20 Apr 2023US 2023/0124901 A1GE Precision Healthcare LLC
- Anesthetic dispenser with mixing unit and anesthetic tank and process using anesthetic dispenser29 Dec 2022US 2022/0409846 A1Drägerwerk AG & Co. KGaA
- Connection arrangement for connecting an anaesthetic container to an anaesthetic vaporizer23 Sep 2021US 2021/0290887 A1Drägerwerk AG & Co. KGaA
- Systems and methods for an inductively heated anesthetic vaporizer14 Jan 2021US 2021/0008326 A1GE Precision Healthcare LLC
Most cited
By later US patents
- Method and apparatus for identifying an anesthetic fluid container and/or for detecting a connection between the container and a conduit supplying a gas to a patient92US 5,572,992 AInstrumentarium Corp. · 1996
- Electrically controllable anesthesia vaporizer77US 4,770,168 A1988
- Anesthetic vaporizer57US 4,693,853 ADragerwerk Aktiengesellschaft · 1987
- Anesthetic gas vaporizer with a connection arrangement for a collar-equipped gas bottle53US 6,676,172 B2Siemens Elema AB · 2004
- Anesthetic system having electronic safety interlock system48US 5,537,992 ASiemens Elema AB · 1996