A61N 1/40
Applying electric fields by inductive or capacitive coupling
Official title: Applying electric fields by inductive or capacitive coupling (microwave apparatus A61N5/00); {Applying radio-frequency signals}
A61N1/40 (Applying electric fields by inductive or capacitive coupling) appears on 2,266 US grants and 2,861 published applications in this corpus.
Search patents in A61N- Granted patents
- 2,266
- Published applications
- 2,861
- Assignees
- 991
- Inventors
- 3,440
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 10 | 0 |
| 1979 | 2 | 0 |
| 1980 | 5 | 0 |
| 1981 | 10 | 0 |
| 1982 | 6 | 0 |
| 1983 | 7 | 0 |
| 1984 | 4 | 0 |
| 1985 | 8 | 0 |
| 1986 | 13 | 0 |
| 1987 | 12 | 0 |
| 1988 | 6 | 0 |
| 1989 | 11 | 0 |
| 1990 | 11 | 0 |
| 1991 | 15 | 0 |
| 1992 | 13 | 0 |
| 1993 | 15 | 0 |
| 1994 | 15 | 0 |
| 1995 | 29 | 0 |
| 1996 | 36 | 0 |
| 1997 | 39 | 0 |
| 1998 | 67 | 0 |
| 1999 | 44 | 0 |
| 2000 | 69 | 0 |
| 2001 | 57 | 17 |
| 2002 | 44 | 42 |
| 2003 | 46 | 52 |
| 2004 | 35 | 72 |
| 2005 | 21 | 80 |
| 2006 | 30 | 81 |
| 2007 | 29 | 72 |
| 2008 | 28 | 65 |
| 2009 | 29 | 76 |
| 2010 | 36 | 97 |
| 2011 | 40 | 80 |
| 2012 | 58 | 100 |
| 2013 | 56 | 106 |
| 2014 | 76 | 109 |
| 2015 | 92 | 106 |
| 2016 | 89 | 112 |
| 2017 | 85 | 138 |
| 2018 | 68 | 108 |
| 2019 | 105 | 160 |
| 2020 | 91 | 161 |
| 2021 | 92 | 172 |
| 2022 | 111 | 165 |
| 2023 | 127 | 193 |
| 2024 | 119 | 209 |
| 2025 | 133 | 175 |
| 2026 | 116 | 113 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Methods, systems, and devices for treating nerve spasticity6 Oct 2026US 12,751,858 B2Pacira CryoTech, Inc.
- Method for manufacturing fractional microneedle module having partitioned zones high frequency6 Oct 2026US 12,752,091 B2Agnes Medical Co., Ltd.
- Conductive pad generating tumor treating field and methods of production and use thereof6 Oct 2026US 12,752,109 B2Novocure GmbH
- Methods of producing an electrode array29 Sep 2026US 12,746,404 B2Novocure GmbH
- Reducing electrosensation whilst treating a subject using alternating electric fields29 Sep 2026US 12,746,405 B2Novocure GmbH
- Transformable structures for therapy8 Oct 2026US 2026/0306830 A1Medtronic, Inc.
- Devices, Systems, and Methods for Pulsed Electric Field Treatment of Tissue8 Oct 2026US 2026/0306862 A1
- Method and system for affecting permeability of cranial blood-arachnoid barrier8 Oct 2026US 2026/0306863 A1Sheba Impact Ltd.
- Tumor treating field transducers with protective border, and apparatuses and methods for active detection of improper tranducer configuration8 Oct 2026US 2026/0306864 A1Novocure GmbH
- Pulsed electromagnetic field transmission for nanoparticles8 Oct 2026US 2026/0306865 A1New Phase Ltd.
Most cited
By later US patents
- Coagulating forceps2,401US 5,443,463 AVesta Medical, LLC · 1995
- Methods and apparatus for surgical cutting2,184US 5,697,909 AArthroCare Corporation · 1997
- Cell necrosis apparatus1,835US 5,843,021 ASomnus Medical Technologies, Inc. · 1998
- Method for ablating interior sections of the tongue1,673US 5,800,379 ASommus Medical Technologies, Inc. · 1998
- Electromagnetic treatment of tissues and cells1,626US 7,967,839 B2Rocky Mountain Biosystems, Inc. · 2011