H04N 9/3111
For displaying the colours sequentially
Official title: {for displaying the colours sequentially, e.g. by using sequentially activated light sources (sequential projection in colour photography G03B33/08)}
H04N9/3111 (For displaying the colours sequentially) appears on 1,521 US grants and 1,714 published applications in this corpus.
Search patents in H04N- Granted patents
- 1,521
- Published applications
- 1,714
- Assignees
- 366
- Inventors
- 2,119
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 5 | 0 |
| 1995 | 11 | 0 |
| 1996 | 10 | 0 |
| 1997 | 15 | 0 |
| 1998 | 13 | 0 |
| 1999 | 16 | 0 |
| 2000 | 13 | 0 |
| 2001 | 25 | 15 |
| 2002 | 30 | 64 |
| 2003 | 51 | 77 |
| 2004 | 75 | 90 |
| 2005 | 63 | 127 |
| 2006 | 90 | 149 |
| 2007 | 80 | 107 |
| 2008 | 61 | 80 |
| 2009 | 53 | 73 |
| 2010 | 50 | 52 |
| 2011 | 50 | 49 |
| 2012 | 39 | 74 |
| 2013 | 54 | 86 |
| 2014 | 64 | 62 |
| 2015 | 74 | 57 |
| 2016 | 69 | 78 |
| 2017 | 76 | 94 |
| 2018 | 86 | 56 |
| 2019 | 72 | 70 |
| 2020 | 63 | 68 |
| 2021 | 60 | 44 |
| 2022 | 40 | 44 |
| 2023 | 33 | 41 |
| 2024 | 35 | 20 |
| 2025 | 20 | 17 |
| 2026 | 15 | 20 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Picture generation apparatus, projection apparatus, and vehicle4 Aug 2026US 12,701,204 B2Yinwang Intelligent Technologies Co., Ltd.
- Projecting apparatus, illumination system and light uniformization system thereof7 Jul 2026US 12,676,946 B2Coretronic Corporation
- Projector and adjustment method for correction frame of projector16 Jun 2026US 12,659,434 B2Coretronic Corporation
- Light source apparatus and projector7 Apr 2026US 12,596,294 B2Seiko Epson Corporation
- Optical display, image capturing device and methods with variable depth of field7 Apr 2026US 12,598,285 B2Everysight Ltd.
- Electronic device and method for operating thereof and storage medium10 Sep 2026US 2026/0267421 A1Samsung Electronics Co., Ltd.
- System and method for a multi-primary wide gamut color system25 Jun 2026US 2026/0179518 A1Baylor University
- Projector25 Jun 2026US 2026/0181110 A1Seiko Epson Corporation
- Optical device and image projection apparatus including the same11 Jun 2026US 2026/0161065 A1LG Electronics Inc.
- Phosphor wheel device and image projection apparatus including the same4 Jun 2026US 2026/0156233 A1LG Electronics Inc.
Most cited
By later US patents
- DMD display system492US 5,452,024 ATexas Instruments Incorporated · 1995
- Method and apparatus for sequential color imaging428US 5,448,314 ATexas Instruments Incorporated · 1995
- White light enhanced color field sequential projection415US 5,233,385 ATexas Instruments Incorporated · 1993
- High intensity lighting projectors319US 5,282,121 AVari-Lite, Inc. · 1994
- Color phase control for projection display using spatial light modulator306US 5,365,283 ATexas Instruments Incorporated · 1994