A61F 11/14
External
Official title: external, e.g. earcaps or earmuffs
A61F11/14 (External) appears on 559 US grants and 612 published applications in this corpus.
Search patents in A61F- Granted patents
- 559
- Published applications
- 612
- Assignees
- 258
- Inventors
- 1,022
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 5 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 5 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 5 | 0 |
| 1988 | 2 | 0 |
| 1989 | 4 | 0 |
| 1990 | 9 | 0 |
| 1991 | 8 | 0 |
| 1992 | 9 | 0 |
| 1993 | 5 | 0 |
| 1994 | 5 | 0 |
| 1995 | 2 | 0 |
| 1996 | 9 | 0 |
| 1997 | 7 | 0 |
| 1998 | 10 | 0 |
| 1999 | 9 | 0 |
| 2000 | 12 | 0 |
| 2001 | 3 | 2 |
| 2002 | 5 | 10 |
| 2003 | 9 | 13 |
| 2004 | 12 | 12 |
| 2005 | 10 | 25 |
| 2006 | 11 | 13 |
| 2007 | 9 | 15 |
| 2008 | 8 | 23 |
| 2009 | 6 | 18 |
| 2010 | 10 | 17 |
| 2011 | 9 | 15 |
| 2012 | 17 | 16 |
| 2013 | 11 | 19 |
| 2014 | 17 | 19 |
| 2015 | 14 | 24 |
| 2016 | 19 | 28 |
| 2017 | 23 | 33 |
| 2018 | 23 | 31 |
| 2019 | 31 | 45 |
| 2020 | 33 | 44 |
| 2021 | 25 | 38 |
| 2022 | 25 | 38 |
| 2023 | 31 | 34 |
| 2024 | 33 | 43 |
| 2025 | 33 | 23 |
| 2026 | 14 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Sound protection cap for animals1 Sep 2026US 12,721,314 B2
- Hearing protection25 Aug 2026US 12,714,604 B2Minuendo AS
- Ear protector device18 Aug 2026US 12,708,565 B2
- Earmuff and head-mounted headphones11 Aug 2026US 12,707,180 B2Goertek Inc.
- Systems and methods for functional adjustments of personal protective equipment11 Aug 2026US 12,707,185 B23M Innovative Properties Company
- Waterproof Ear Protection Device10 Sep 2026US 2026/0263281 A1
- Hearing protection communication, communication device with wireless audio functionality control, and related methods25 Jun 2026US 2026/0174601 A1FalCom A/S
- Communication device for a hearing protection apparatus with modular wireless functionality control and method thereto25 Jun 2026US 2026/0181306 A1FalCom A/S
- Dual hearing protection system4 Jun 2026US 2026/0151269 A13M Innovative Properties Company
- Ear cup and over-ear active noise cancellation (anc) headphone14 May 2026US 2026/0134859 A1Dongguan Shengyang Electronics Co., Ltd.
Most cited
By later US patents
- Headset ear seal268US 5,138,722 ADavid Clark Company Incorporated · 1992
- Variable gain active noise canceling system with improved residual noise sensing249US 6,118,878 ANoise Cancellation Technologies, Inc. · 2000
- Hearing protectors211US 4,572,323 ARacal Safety Limited · 1986
- Noise protection verification device189US 6,567,524 B1Nacre AS · 2003
- Fully collapsible headset188US 6,654,966 B22003