H04N 7/14
Systems for two-way working
Official title: Systems for two-way working ({H04N7/12, } H04N7/173 take precedence)
H04N7/14 (Systems for two-way working) appears on 12,482 US grants and 13,747 published applications in this corpus.
Search patents in H04N- Granted patents
- 12,482
- Published applications
- 13,747
- Assignees
- 2,587
- Inventors
- 20,344
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 5 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 5 | 0 |
| 1984 | 3 | 0 |
| 1985 | 7 | 0 |
| 1986 | 1 | 0 |
| 1987 | 7 | 0 |
| 1988 | 7 | 0 |
| 1989 | 8 | 0 |
| 1990 | 22 | 0 |
| 1991 | 30 | 0 |
| 1992 | 17 | 0 |
| 1993 | 24 | 0 |
| 1994 | 46 | 0 |
| 1995 | 54 | 0 |
| 1996 | 128 | 0 |
| 1997 | 130 | 0 |
| 1998 | 205 | 0 |
| 1999 | 180 | 0 |
| 2000 | 108 | 0 |
| 2001 | 144 | 85 |
| 2002 | 140 | 230 |
| 2003 | 144 | 269 |
| 2004 | 132 | 396 |
| 2005 | 122 | 385 |
| 2006 | 173 | 375 |
| 2007 | 167 | 391 |
| 2008 | 185 | 400 |
| 2009 | 209 | 374 |
| 2010 | 274 | 399 |
| 2011 | 271 | 441 |
| 2012 | 435 | 548 |
| 2013 | 499 | 636 |
| 2014 | 650 | 742 |
| 2015 | 737 | 792 |
| 2016 | 866 | 726 |
| 2017 | 745 | 650 |
| 2018 | 590 | 582 |
| 2019 | 634 | 562 |
| 2020 | 669 | 590 |
| 2021 | 595 | 629 |
| 2022 | 649 | 821 |
| 2023 | 672 | 917 |
| 2024 | 684 | 817 |
| 2025 | 693 | 619 |
| 2026 | 403 | 371 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Systems and methods for creation and application of interaction analytics6 Oct 2026US 12,756,589 B2Read AI, Inc.
- Video transmission method, conferencing system, and storage media6 Oct 2026US 12,756,794 B2Guangzhou Shizhen Information Technology Co., Ltd.
- Calibrating a physical space for multi-camera video stream selection for in-person conference participants6 Oct 2026US 12,756,795 B2Zoom Communications, Inc.
- Syntax and semantics for buffering information to simplify video splicing6 Oct 2026US 12,756,853 B2Microsoft Technology Licensing, LLC
- Syntax and semantics for buffering information to simplify video splicing6 Oct 2026US 12,756,854 B2Microsoft Technology Licensing, LLC
- User Interface for Displaying Key Participants in a Conference8 Oct 2026US 2026/0313069 A1Zoom Communications, Inc.
- Ephemeral content in video conferences8 Oct 2026US 2026/0313071 A1Zoom Communications, Inc.
- Systems, devices, and methods for live-streaming video and audio8 Oct 2026US 2026/0313072 A1
- Reusable virtual conference space8 Oct 2026US 2026/0313073 A1Avaya Management L.P.
- Spatial chat view8 Oct 2026US 2026/0313074 A1Zoom Communications, Inc.
Most cited
By later US patents
- System for generation of user profiles for a system for customized electronic identification of desirable objects2,365US 5,754,939 A1998
- System for allowing user of any computer to draw image over that generated by the host computer and replicating the drawn image to other computers2,300US 5,649,104 ANCR Corporation · 1997
- Collaboration system for producing copies of image generated by first program on first computer on other computers and annotating the image by second program2,212US 5,819,038 ANCR Corporation · 1998
- Interactive multimedia system1,738US 6,404,811 B1Tektronix, Inc. · 2002
- System and method for scheduling broadcast of and access to video programs and other data using customer profiles1,609US 5,758,257 A1998