H04N 5/74
Projection arrangements for image reproduction
Official title: Projection arrangements for image reproduction, e.g. using eidophor
H04N5/74 (Projection arrangements for image reproduction) appears on 3,256 US grants and 2,906 published applications in this corpus.
Search patents in H04N- Granted patents
- 3,256
- Published applications
- 2,906
- Assignees
- 796
- Inventors
- 4,945
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 6 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 4 | 0 |
| 1982 | 5 | 0 |
| 1983 | 15 | 0 |
| 1984 | 6 | 0 |
| 1985 | 9 | 0 |
| 1986 | 11 | 0 |
| 1987 | 13 | 0 |
| 1988 | 9 | 0 |
| 1989 | 7 | 0 |
| 1990 | 11 | 0 |
| 1991 | 19 | 0 |
| 1992 | 20 | 0 |
| 1993 | 28 | 0 |
| 1994 | 52 | 0 |
| 1995 | 53 | 0 |
| 1996 | 82 | 0 |
| 1997 | 68 | 0 |
| 1998 | 117 | 0 |
| 1999 | 100 | 0 |
| 2000 | 104 | 0 |
| 2001 | 123 | 57 |
| 2002 | 138 | 176 |
| 2003 | 157 | 190 |
| 2004 | 162 | 233 |
| 2005 | 148 | 288 |
| 2006 | 224 | 278 |
| 2007 | 166 | 195 |
| 2008 | 124 | 114 |
| 2009 | 119 | 103 |
| 2010 | 90 | 41 |
| 2011 | 81 | 29 |
| 2012 | 58 | 36 |
| 2013 | 41 | 45 |
| 2014 | 54 | 78 |
| 2015 | 69 | 209 |
| 2016 | 85 | 65 |
| 2017 | 76 | 78 |
| 2018 | 80 | 117 |
| 2019 | 112 | 142 |
| 2020 | 119 | 94 |
| 2021 | 71 | 58 |
| 2022 | 54 | 49 |
| 2023 | 36 | 60 |
| 2024 | 37 | 68 |
| 2025 | 41 | 69 |
| 2026 | 39 | 34 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Display method, information processing device, and non-transitory computer-readable storage medium storing program22 Sep 2026US 12,744,862 B2Seiko Epson Corporation
- System and method for pedestrian projection15 Sep 2026US 12,738,073 B2Toyota Jidosha Kabushiki Kaisha
- Aperture multiplier with depolarizer8 Sep 2026US 12,730,308 B2Lumus Ltd.
- Image displaying method for setting a projection image surface25 Aug 2026US 12,720,007 B2Seiko Epson Corporation
- Wavelength conversion device, phosphor wheel, light source device, projection display apparatus, and method for manufacturing wavelength conversion device18 Aug 2026US 12,710,639 B2Panasonic Projector & Display Corporation
- Information projection apparatus1 Oct 2026US 2026/0298651 A1Maxell, Ltd.
- Image processing1 Oct 2026US 2026/0301139 A1Arm Limited
- Control method, projection apparatus, and non-transitory computer-readable storage medium storing program24 Sep 2026US 2026/0292094 A1Seiko Epson Corporation
- Obstacle avoidance projection method and projection system24 Sep 2026US 2026/0292095 A1Coretronic Corporation
- Virtual and augmented reality systems and methods17 Sep 2026US 2026/0277014 A1Magic Leap, Inc.
Most cited
By later US patents
- Spatial light modulator and method846US 5,061,049 ATexas Instruments Incorporated · 1991
- Virtual and augmented reality systems and methods701US 9,791,700 B2Magic Leap, Inc. · 2017
- Methods and systems for real-time structured light depth extraction and endoscope using real-time structured light depth extraction607US 6,503,195 B1The University of North Carolina at Chapel Hill · 2003
- Spatial light modulator and method555US 5,096,279 ATexas Instruments Incorporated · 1992
- Single crystal silicon arrayed devices for display panels540US 5,317,236 AKopin Corporation · 1994