H04B 2001/3872
With extendable microphones or earphones
Official title: {with extendable microphones or earphones}
H04B2001/3872 (With extendable microphones or earphones) appears on 44 US grants and 38 published applications in this corpus.
Search patents in H04B- Granted patents
- 44
- Published applications
- 38
- Assignees
- 29
- Inventors
- 106
- Latest grant
- 7 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 2 | 1 |
| 2004 | 1 | 0 |
| 2005 | 1 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 1 | 1 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 0 |
| 2013 | 0 | 1 |
| 2014 | 1 | 2 |
| 2015 | 0 | 1 |
| 2016 | 3 | 2 |
| 2017 | 1 | 4 |
| 2018 | 3 | 3 |
| 2019 | 3 | 2 |
| 2020 | 4 | 3 |
| 2021 | 1 | 4 |
| 2022 | 1 | 3 |
| 2023 | 4 | 3 |
| 2024 | 1 | 2 |
| 2025 | 2 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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- Electronic device, and method for updating external electronic device using same29 Feb 2024US 2024/0069904 A1Samsung Electronics Co., Ltd.
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Most cited
By later US patents
- Antenna arrangement for small-sized radio communication devices98US 6,005,525 ANokia Mobile Phones Ltd. · 1999
- Wristwatch with earphone function95US 7,529,155 B2Global Watch Industries Srl · 2009
- Portable radio telephone device94US 5,008,864 AMitsubishi Denki Kabushiki Kaisha · 1991
- Autodial from database in an electronic wristwatch89US 5,054,051 AAT&E Corporation · 1991
- Wrist telephone89US 5,239,521 AAT&T Bell Laboratories · 1993