H04N 9/12
Picture reproducers
Official title: Picture reproducers (H04N9/11 takes precedence)
H04N9/12 (Picture reproducers) appears on 14,390 US grants and 15,135 published applications in this corpus.
Search patents in H04N- Granted patents
- 14,390
- Published applications
- 15,135
- Assignees
- 2,371
- Inventors
- 17,660
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 29 | 0 |
| 1977 | 23 | 0 |
| 1978 | 14 | 0 |
| 1979 | 19 | 0 |
| 1980 | 34 | 0 |
| 1981 | 35 | 0 |
| 1982 | 27 | 0 |
| 1983 | 36 | 0 |
| 1984 | 32 | 0 |
| 1985 | 29 | 0 |
| 1986 | 25 | 0 |
| 1987 | 50 | 0 |
| 1988 | 45 | 0 |
| 1989 | 50 | 0 |
| 1990 | 72 | 0 |
| 1991 | 98 | 0 |
| 1992 | 100 | 0 |
| 1993 | 96 | 0 |
| 1994 | 143 | 0 |
| 1995 | 134 | 0 |
| 1996 | 156 | 0 |
| 1997 | 172 | 0 |
| 1998 | 221 | 0 |
| 1999 | 179 | 0 |
| 2000 | 202 | 0 |
| 2001 | 248 | 102 |
| 2002 | 277 | 378 |
| 2003 | 338 | 405 |
| 2004 | 334 | 544 |
| 2005 | 353 | 763 |
| 2006 | 498 | 795 |
| 2007 | 453 | 699 |
| 2008 | 445 | 605 |
| 2009 | 344 | 642 |
| 2010 | 398 | 575 |
| 2011 | 465 | 599 |
| 2012 | 483 | 565 |
| 2013 | 484 | 599 |
| 2014 | 507 | 601 |
| 2015 | 595 | 661 |
| 2016 | 609 | 792 |
| 2017 | 671 | 778 |
| 2018 | 701 | 777 |
| 2019 | 774 | 770 |
| 2020 | 743 | 775 |
| 2021 | 637 | 676 |
| 2022 | 586 | 572 |
| 2023 | 476 | 453 |
| 2024 | 394 | 396 |
| 2025 | 309 | 360 |
| 2026 | 247 | 253 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Illumination system and projection device6 Oct 2026US 12,754,469 B2Qisda Corporation
- Multi-projector system and method of calibrating multi-projector system6 Oct 2026US 12,756,799 B2Coretronic Corporation
- Image processing apparatus, image processing method, and image processing program6 Oct 2026US 12,756,800 B2FUJIFILM Corporation
- Display system, non-transitory computer-readable storage medium storing program, and control device6 Oct 2026US 12,756,801 B2Seiko Epson Corporation
- Projector6 Oct 2026US 12,756,802 B2Seiko Epson Corporation
- Display method, display device, electronic equipment, storage medium and program product8 Oct 2026US 2026/0313077 A1Xiaomi EV Technology Co., Ltd.
- Image correction method8 Oct 2026US 2026/0313078 A1Seiko Epson Corporation
- Pixel shifting methods in projection systems8 Oct 2026US 2026/0313079 A1Dolby Laboratories Licensing Corporation
- Projection method, projection apparatus, and non-transitory computer-readable storage medium storing program8 Oct 2026US 2026/0313080 A1Seiko Epson Corporation
- Control method for projection apparatus, projection system, and non-transitory computer-readable storage medium storing program8 Oct 2026US 2026/0313081 A1Seiko Epson Corporation
Most cited
By later US patents
- UV/blue led-phosphor device with efficient conversion of UV/blues light to visible light675US 5,813,753 APhilips Electronics North America Corporation · 1998
- Panoramic display system611US 5,130,794 A1992
- Multi-level deformable mirror device574US 5,083,857 ATexas Instruments Incorporated · 1992
- Single crystal silicon arrayed devices for display panels540US 5,317,236 AKopin Corporation · 1994
- Visual display systems and a system for producing recordings for visualization thereon and methods therefor539US 5,963,247 A1999