H04R 2201/107
Monophonic and stereophonic headphones with microphone for two-way hands free communication
H04R2201/107 (Monophonic and stereophonic headphones with microphone for two-way hands free communication) appears on 1,409 US grants and 1,701 published applications in this corpus.
Search patents in H04R- Granted patents
- 1,409
- Published applications
- 1,701
- Assignees
- 549
- Inventors
- 2,824
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 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 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 6 | 0 |
| 1993 | 3 | 0 |
| 1994 | 5 | 0 |
| 1995 | 10 | 0 |
| 1996 | 3 | 0 |
| 1997 | 6 | 0 |
| 1998 | 15 | 0 |
| 1999 | 7 | 0 |
| 2000 | 13 | 0 |
| 2001 | 8 | 5 |
| 2002 | 16 | 21 |
| 2003 | 12 | 25 |
| 2004 | 23 | 30 |
| 2005 | 11 | 24 |
| 2006 | 19 | 21 |
| 2007 | 12 | 40 |
| 2008 | 5 | 47 |
| 2009 | 17 | 33 |
| 2010 | 9 | 36 |
| 2011 | 27 | 41 |
| 2012 | 37 | 40 |
| 2013 | 47 | 56 |
| 2014 | 46 | 56 |
| 2015 | 42 | 61 |
| 2016 | 64 | 70 |
| 2017 | 67 | 115 |
| 2018 | 93 | 120 |
| 2019 | 124 | 103 |
| 2020 | 107 | 113 |
| 2021 | 86 | 121 |
| 2022 | 110 | 120 |
| 2023 | 103 | 103 |
| 2024 | 96 | 113 |
| 2025 | 97 | 100 |
| 2026 | 55 | 87 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Headset for use within the interior of a helmet13 Aug 2026US 2026/0238909 A1Cardo Systems, Inc.
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Most cited
By later US patents
- Headset signal multiplexing system and method487US 8,824,696 B2Vocollect, Inc. · 2014
- Wireless biopotential sensing device and method with capability of short-range radio frequency transmission and reception484US 6,694,180 B12004
- Earpiece for insertion in an ear canal, and an earphone, microphone, and earphone/microphone combination comprising the same413US 5,298,692 AKabushiki Kaisha Pilot Corporation · 1994
- Convertible portable telephone337US 6,510,325 B12003
- Cellular telephone, personal digital assistant and pager unit316US 6,542,721 B22003