H04M 2201/22
Synchronisation circuits
H04M2201/22 (Synchronisation circuits) appears on 134 US grants and 135 published applications in this corpus.
Search patents in H04M- Granted patents
- 134
- Published applications
- 135
- Assignees
- 99
- Inventors
- 315
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 1 |
| 2002 | 1 | 1 |
| 2003 | 0 | 3 |
| 2004 | 1 | 0 |
| 2005 | 1 | 1 |
| 2006 | 1 | 2 |
| 2007 | 3 | 2 |
| 2008 | 0 | 5 |
| 2009 | 3 | 8 |
| 2010 | 1 | 6 |
| 2011 | 1 | 3 |
| 2012 | 5 | 2 |
| 2013 | 3 | 4 |
| 2014 | 6 | 5 |
| 2015 | 11 | 8 |
| 2016 | 8 | 12 |
| 2017 | 12 | 10 |
| 2018 | 5 | 4 |
| 2019 | 11 | 8 |
| 2020 | 13 | 7 |
| 2021 | 10 | 12 |
| 2022 | 7 | 8 |
| 2023 | 11 | 9 |
| 2024 | 7 | 7 |
| 2025 | 6 | 4 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Incoming call reminder method and electronic device16 Jun 2026US 12,659,403 B2Honor Device Co., Ltd.
- System and method for multi-user digital interactive experience10 Mar 2026US 12,574,605 B2Dressbot, Inc.
- Automated recording highlights for conferences28 Oct 2025US 12,457,126 B2Zoom Video Communications, Inc.
- Contact list reconciliation and permissioning9 Sep 2025US 12,412,582 B2Amazon Technologies, Inc.
- Systems and methods for capturing, processing, and rendering one or more context-aware moment-associating elements26 Aug 2025US 12,400,661 B2Otter.ai, Inc.
- Fault management in a communication system20 Aug 2026US 2026/0244544 A1Afiniti AI Limited
- Spatialized voice feedback26 Feb 2026US 2026/0059073 A1Zoom Communications, Inc.
- Systems and methods for capturing, processing, and rendering one or more context-aware moment-associating elements19 Feb 2026US 2026/0051326 A1Otter.ai, Inc.
- Information processing system, operation device, and non-transitory computer readable medium storing program11 Dec 2025US 2025/0377910 A1FUJIFILM Business Innovation Corp.
- Multi-source audio communication system4 Dec 2025US 2025/0373998 A1Microsoft Technology Licensing, LLC
Most cited
By later US patents
- Video subsystem for computer-based conferencing system213US 5,490,247 AIntel Corporation · 1996
- Audio subsystem for computer-based conferencing system206US 5,434,913 AIntel Corporation · 1995
- Integrated multimedia messaging system196US 5,951,638 AInternational Business Machines Corporation · 1999
- System and method for synchronizing voice mailbox with e-mail box71US 6,697,458 B1Ulysses ESD, Inc. · 2004
- Method and/or system for transmitting and/or receiving data51US 7,630,995 B2Skyler Technology, Inc. · 2009