H04N 5/72
Modifying the appearance of television pictures by optical filters or diffusing screens
H04N5/72 (Modifying the appearance of television pictures by optical filters or diffusing screens) appears on 129 US grants and 102 published applications in this corpus.
Search patents in H04N- Granted patents
- 129
- Published applications
- 102
- Assignees
- 96
- Inventors
- 307
- Latest grant
- 19 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 4 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 4 | 0 |
| 1997 | 4 | 0 |
| 1998 | 6 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 5 | 0 |
| 2002 | 3 | 6 |
| 2003 | 2 | 1 |
| 2004 | 4 | 5 |
| 2005 | 3 | 10 |
| 2006 | 1 | 5 |
| 2007 | 10 | 1 |
| 2008 | 1 | 3 |
| 2009 | 0 | 1 |
| 2010 | 2 | 1 |
| 2011 | 0 | 2 |
| 2012 | 3 | 6 |
| 2013 | 0 | 3 |
| 2014 | 0 | 4 |
| 2015 | 6 | 3 |
| 2016 | 3 | 1 |
| 2017 | 2 | 7 |
| 2018 | 4 | 11 |
| 2019 | 7 | 8 |
| 2020 | 12 | 8 |
| 2021 | 4 | 5 |
| 2022 | 0 | 4 |
| 2023 | 4 | 1 |
| 2024 | 2 | 2 |
| 2025 | 3 | 4 |
By publication year. Applications have been published since 2001.
Recent patents
- Electrically-controllable color filter array based on phase-change material, and artificial vision system19 Aug 2025US 12,395,604 B1Huazhong University of Science and Technology
- Electronic devices with optical modules15 Jul 2025US 12,363,272 B2Apple Inc.
- Determining tactical relevance and similarity of video sequences25 Mar 2025US 12,260,789 B2Genius Sports SS, LLC
- Uterine cervical image acquisition apparatus4 Jun 2024US 11,998,168 B2Aidot Inc.
- Methods and apparatus for generating a three-dimensional reconstruction of an object with reduced distortion9 Apr 2024US 11,954,767 B2Cognex Corporation
- Electronic Devices with Optical Modules9 Oct 2025US 2025/0317548 A1Apple Inc.
- Electrically-controllable color filter array based on phase-change material, and artificial vision system7 Aug 2025US 2025/0254265 A1Huazhong University of Science and Technology
- Determining tactical relevance and similarity of video sequences27 Mar 2025US 2025/0104582 A9Genius Sports SS, LLC
- Display apparatus16 Jan 2025US 2025/0023005 A1LG Display Co., Ltd.
- Video capture23 May 2024US 2024/0171698 A1Mo-Sys Engineering Limited
Most cited
By later US patents
- Attachable protective screen for image display device and installation method therefor188US 6,469,752 B1Sony Corporation · 2002
- CRT magnifying lens attachment and glare reduction system161US 4,577,928 AData Vu Company · 1986
- Fresnell lens and filter for use with computers and the like151US 4,712,870 A1987
- Retrofit visual display lens holder125US 4,529,268 AData Vu Company · 1985
- Eye comfort panel107US 4,929,865 AVisual Ease, Inc. · 1990