A61F 11/145
Electric
Official title: {electric, e.g. for active noise reduction}
A61F11/145 (Electric) appears on 276 US grants and 306 published applications in this corpus.
Search patents in A61F- Granted patents
- 276
- Published applications
- 306
- Assignees
- 149
- Inventors
- 513
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 4 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 5 | 0 |
| 1997 | 7 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 2 |
| 2002 | 1 | 4 |
| 2003 | 2 | 6 |
| 2004 | 7 | 4 |
| 2005 | 4 | 11 |
| 2006 | 3 | 7 |
| 2007 | 4 | 2 |
| 2008 | 5 | 11 |
| 2009 | 4 | 7 |
| 2010 | 4 | 7 |
| 2011 | 4 | 8 |
| 2012 | 5 | 5 |
| 2013 | 6 | 6 |
| 2014 | 9 | 7 |
| 2015 | 6 | 8 |
| 2016 | 6 | 12 |
| 2017 | 10 | 12 |
| 2018 | 12 | 16 |
| 2019 | 19 | 30 |
| 2020 | 22 | 23 |
| 2021 | 16 | 19 |
| 2022 | 14 | 26 |
| 2023 | 22 | 23 |
| 2024 | 21 | 29 |
| 2025 | 22 | 14 |
| 2026 | 9 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hearing protection25 Aug 2026US 12,714,604 B2Minuendo AS
- Ear protector device18 Aug 2026US 12,708,565 B2
- Systems and methods for functional adjustments of personal protective equipment11 Aug 2026US 12,707,185 B23M Innovative Properties Company
- Earpad comprising one or more resonators28 Jul 2026US 12,691,010 B2Sony Group Corporation
- Hearing protector with spring element and a carrier14 Jul 2026US 12,678,334 B23M Innovative Properties Company
- Hearing protection communication, communication device with wireless audio functionality control, and related methods25 Jun 2026US 2026/0174601 A1FalCom A/S
- Dual hearing protection system4 Jun 2026US 2026/0151269 A13M Innovative Properties Company
- Hearing protection device with haptic feedback and method of operating a hearing protection device14 May 2026US 2026/0136124 A13M Innovative Properties Company
- System and method for use with article of personal protective equipment26 Mar 2026US 2026/0089466 A13M Innovative Properties Company
- Systems and methods for attenuating acoustic waves19 Mar 2026US 2026/0080854 A1The General Hospital Corporation
Most cited
By later US patents
- Variable gain active noise canceling system with improved residual noise sensing249US 6,118,878 ANoise Cancellation Technologies, Inc. · 2000
- Noise protection verification device189US 6,567,524 B1Nacre AS · 2003
- Ear terminal with microphone for natural voice rendition178US 6,661,901 B1Nacre AS · 2003
- Noise cancellation headset159US 5,182,774 ATelex Communications, Inc. · 1993
- Active noise reduction system158US 4,985,925 ASensor Electronics, Inc. · 1991