H04N 7/22
Adaptations for optical transmission
H04N7/22 (Adaptations for optical transmission) appears on 612 US grants and 554 published applications in this corpus.
Search patents in H04N- Granted patents
- 612
- Published applications
- 554
- Assignees
- 263
- Inventors
- 992
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 4 | 0 |
| 1984 | 3 | 0 |
| 1985 | 5 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 5 | 0 |
| 1991 | 3 | 0 |
| 1992 | 6 | 0 |
| 1993 | 10 | 0 |
| 1994 | 6 | 0 |
| 1995 | 13 | 0 |
| 1996 | 25 | 0 |
| 1997 | 14 | 0 |
| 1998 | 9 | 0 |
| 1999 | 16 | 0 |
| 2000 | 10 | 0 |
| 2001 | 14 | 4 |
| 2002 | 20 | 32 |
| 2003 | 15 | 23 |
| 2004 | 8 | 27 |
| 2005 | 8 | 23 |
| 2006 | 24 | 22 |
| 2007 | 14 | 75 |
| 2008 | 32 | 49 |
| 2009 | 26 | 29 |
| 2010 | 23 | 21 |
| 2011 | 30 | 11 |
| 2012 | 21 | 11 |
| 2013 | 12 | 10 |
| 2014 | 17 | 15 |
| 2015 | 19 | 13 |
| 2016 | 14 | 15 |
| 2017 | 24 | 31 |
| 2018 | 24 | 17 |
| 2019 | 18 | 15 |
| 2020 | 18 | 19 |
| 2021 | 23 | 22 |
| 2022 | 13 | 18 |
| 2023 | 10 | 10 |
| 2024 | 15 | 15 |
| 2025 | 13 | 20 |
| 2026 | 8 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Display device29 Sep 2026US 12,750,458 B2Boe Technology Group Co., Ltd.
- Smart beacon video-based communication protocol29 Sep 2026US 12,750,461 B2Torrey Pines Logic, Inc.
- RF and optical message association8 Sep 2026US 12,732,596 B2Ford Global Technologies, LLC
- Reducing latency in head-mounted display for the remote operation of machinery28 Jul 2026US 12,695,849 B2Altec Industries, Inc.
- Variable-resolution cameras and optical communication systems comprising variable-resolution cameras2 Jun 2026US 12,647,675 B2Daktronics, Inc.
- Head mounted display for remote operation of machinery3 Sep 2026US 2026/0257367 A1Altec Industries, Inc.
- Polarity switching module for hybrid fiber coaxial networks2 Jul 2026US 2026/0189415 A1Technetix B.V.
- Optical communication systems with displays18 Jun 2026US 2026/0172531 A1X Display Company Technology Limited
- Biologically inspired active visual communication system and method7 May 2026US 2026/0127397 A1Georgia Tech Research Corporation
- Head mounted display for remote operation of machinery26 Feb 2026US 2026/0054391 A1Altec Industries, Inc.
Most cited
By later US patents
- Interactive information services control system642US 5,481,542 AScientific-Atlanta, Inc. · 1996
- Carousel display596US 5,485,197 AICTV, Inc. · 1996
- Programming-on-demand cable system and method464US 4,506,387 A1985
- Video, data and telephony gateway356US 6,317,884 B1Next Level Communications · 2001
- Transport of payload information and control messages on multiple orthogonal carriers spread throughout substantially all of a frequency bandwith320US 6,275,990 B1ADC Telecommunications, Inc. · 2001