H04N 7/152
Multipoint control units therefor
Official title: {Multipoint control units therefor}
H04N7/152 (Multipoint control units therefor) appears on 1,979 US grants and 2,110 published applications in this corpus.
Search patents in H04N- Granted patents
- 1,979
- Published applications
- 2,110
- Assignees
- 537
- Inventors
- 3,642
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 5 | 0 |
| 1995 | 9 | 0 |
| 1996 | 25 | 0 |
| 1997 | 15 | 0 |
| 1998 | 24 | 0 |
| 1999 | 32 | 0 |
| 2000 | 5 | 0 |
| 2001 | 12 | 4 |
| 2002 | 23 | 26 |
| 2003 | 16 | 29 |
| 2004 | 15 | 44 |
| 2005 | 5 | 52 |
| 2006 | 25 | 37 |
| 2007 | 17 | 34 |
| 2008 | 21 | 52 |
| 2009 | 28 | 35 |
| 2010 | 34 | 49 |
| 2011 | 20 | 58 |
| 2012 | 72 | 65 |
| 2013 | 64 | 79 |
| 2014 | 95 | 112 |
| 2015 | 105 | 130 |
| 2016 | 161 | 132 |
| 2017 | 137 | 102 |
| 2018 | 112 | 112 |
| 2019 | 98 | 90 |
| 2020 | 119 | 102 |
| 2021 | 113 | 110 |
| 2022 | 102 | 154 |
| 2023 | 109 | 156 |
| 2024 | 128 | 171 |
| 2025 | 133 | 111 |
| 2026 | 85 | 64 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Calibrating a physical space for multi-camera video stream selection for in-person conference participants6 Oct 2026US 12,756,795 B2Zoom Communications, Inc.
- System and method for generating video images using personalized make up29 Sep 2026US 12,750,463 B1
- Meeting control method, electronic device, and storage medium22 Sep 2026US 12,744,688 B2Tencent Technology (Shenzhen) Company Limited
- Concurrent speaker highlighting in conferences22 Sep 2026US 12,744,864 B1Zoom Communications, Inc.
- Video application graphical effects15 Sep 2026US 12,737,049 B2Apple Inc.
- Systems, devices, and methods for live-streaming video and audio8 Oct 2026US 2026/0313072 A1
- Transmission management apparatus1 Oct 2026US 2026/0303755 A1Ricoh Company, Ltd.
- Configuring Hardware Components Based on Location1 Oct 2026US 2026/0303757 A1Zoom Communications, Inc.
- Chat channel management for a virtual conference service1 Oct 2026US 2026/0303759 A1Zoom Communications, Inc.
- Protected display of shared visual data associated with an audiovisual conference session24 Sep 2026US 2026/0292103 A1Wells Fargo Bank, N. A.
Most cited
By later US patents
- Multimedia collaboration system with separate data network and A/V network controlled by information transmitting on the data network741US 5,617,539 AVicor Corporation · 1997
- Call control in video conferencing allowing acceptance and identification of participants in a new incoming call during an active teleconference595US 5,758,079 AVicor Corporation · 1998
- Multimedia collaboration system arrangement for routing compressed AV signal through a participant site without decompressing the AV signal566US 5,689,641 AVicor Corporation · 1997
- Multimedia collaboration system504US 6,237,025 B1Collaboration Properties, Inc. · 2001
- Videoconferencing hardware411US 6,583,806 B2Collaboration Properties, Inc. · 2003