A61M 2230/65
Impedance
Official title: Impedance, e.g. conductivity, capacity
A61M2230/65 (Impedance) appears on 556 US grants and 885 published applications in this corpus.
Search patents in A61M- Granted patents
- 556
- Published applications
- 885
- Assignees
- 377
- Inventors
- 1,560
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 13 | 0 |
| 1998 | 9 | 0 |
| 1999 | 1 | 0 |
| 2000 | 5 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 2 |
| 2003 | 1 | 6 |
| 2004 | 1 | 5 |
| 2005 | 2 | 13 |
| 2006 | 3 | 7 |
| 2007 | 1 | 7 |
| 2008 | 4 | 11 |
| 2009 | 3 | 12 |
| 2010 | 8 | 21 |
| 2011 | 6 | 15 |
| 2012 | 8 | 24 |
| 2013 | 15 | 29 |
| 2014 | 19 | 21 |
| 2015 | 20 | 28 |
| 2016 | 19 | 38 |
| 2017 | 27 | 46 |
| 2018 | 24 | 52 |
| 2019 | 34 | 58 |
| 2020 | 38 | 67 |
| 2021 | 40 | 71 |
| 2022 | 49 | 77 |
| 2023 | 58 | 95 |
| 2024 | 54 | 79 |
| 2025 | 50 | 62 |
| 2026 | 29 | 39 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Intranodal needle and method of using the same29 Sep 2026US 12,746,346 B2
- Active vaporization suction system and controlling method thereof29 Sep 2026US 12,746,350 B2
- Apparatus for extracorporeal blood treatment11 Aug 2026US 12,702,734 B2Gambro Lundia AB
- Rehabilitation assistant system for patient with cognitive impairments11 Aug 2026US 12,702,785 B2Asia University
- System and method for controlling oxygen-enrichment therapy based on microvascular resistance feedback16 Jun 2026US 12,653,936 B2Zoll Circulation, Inc.
- System and method for controlling oxygen-enrichment therapy based on microvascular resistance feedback17 Sep 2026US 2026/0273153 A1Zoll Circulation, Inc.
- Oxygen therapy administration methods and related apparatus17 Sep 2026US 2026/0273217 A1
- Infusion element20 Aug 2026US 2026/0241096 A1Inreda Diabetic B.V.
- A haptic device20 Aug 2026US 2026/0241135 A1Aalto University Foundation sr
- Systems and methods for identifying breathing comfort6 Aug 2026US 2026/0224834 A1ResMed Digital Health Inc.
Most cited
By later US patents
- Process for determining parameters of interest in living organisms625US 5,097,834 AAvl AG · 1992
- Hot water disinfection of dialysis machines, including the extracorporeal circuit thereof490US 5,591,344 AAksys, Ltd. · 1997
- Apparatus for extracorporeal treatment of blood338US 3,946,731 A1976
- Patient monitoring, diagnosis, and/or therapy systems and methods322US 7,787,946 B2Cardiac Pacemakers, Inc. · 2010
- Hemodialysis machine with automatic priming by induced pressure pulses251US 5,863,421 AAksys, Ltd. · 1999