H04N 2201/328
Processing of the additional information
H04N2201/328 (Processing of the additional information) appears on 962 US grants and 940 published applications in this corpus.
Search patents in H04N- Granted patents
- 962
- Published applications
- 940
- Assignees
- 172
- Inventors
- 883
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 5 | 0 |
| 1998 | 10 | 0 |
| 1999 | 9 | 0 |
| 2000 | 14 | 0 |
| 2001 | 22 | 17 |
| 2002 | 35 | 74 |
| 2003 | 46 | 51 |
| 2004 | 48 | 81 |
| 2005 | 35 | 81 |
| 2006 | 60 | 56 |
| 2007 | 52 | 54 |
| 2008 | 54 | 81 |
| 2009 | 72 | 79 |
| 2010 | 66 | 71 |
| 2011 | 71 | 50 |
| 2012 | 64 | 30 |
| 2013 | 41 | 79 |
| 2014 | 61 | 14 |
| 2015 | 73 | 16 |
| 2016 | 17 | 17 |
| 2017 | 22 | 25 |
| 2018 | 25 | 26 |
| 2019 | 23 | 14 |
| 2020 | 7 | 2 |
| 2021 | 7 | 5 |
| 2022 | 3 | 4 |
| 2023 | 6 | 5 |
| 2024 | 4 | 3 |
| 2025 | 2 | 5 |
| 2026 | 5 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Image forming apparatus having ports to which USB device is attachable18 Aug 2026US 12,712,977 B2Brother Kogyo Kabushiki Kaisha
- Image capturing apparatus, image capturing system, and control method23 Jun 2026US 12,665,975 B2Canon Kabushiki Kaisha
- Communication system and image obtaining device configured to transmit image data and to transmit encryption key, nontransitory computer-readable recording medium storing computer readable instructions for image obtaining device, and controlling method for image obtaining device5 May 2026US 12,621,401 B2Brother Kogyo Kabushiki Kaisha
- Halftone screens encoding signatures21 Apr 2026US 12,610,019 B2Hewlett-Packard Development Company, L. P.
- Compression method for events produced by an event-based camera24 Feb 2026US 12,561,977 B2Prophesee
- Image file creation method, image file, image file creation apparatus, and program10 Jul 2025US 2025/0227188 A1FUJIFILM Corporation
- Communication system, image obtaining device, non-transitory computer-readable recording medium storing computer-readable instructions for image obtaining device, and controlling method for image obtaining device19 Jun 2025US 2025/0203032 A1Brother Kogyo Kabushiki Kaisha
- Methods and apparatus to identify media using hybrid hash keys15 May 2025US 2025/0159084 A1The Nielsen Company (US), LLC
- Image capturing apparatus, image capturing system, and control method24 Apr 2025US 2025/0133176 A1Canon Kabushiki Kaisha
- Compression method for events produced by an event-based camera6 Mar 2025US 2025/0078508 A1Prophesee
Most cited
By later US patents
- Computer system linked by using information in data objects1,131US 6,122,403 ADigimarc Corporation · 2000
- Watermark embedder and reader942US 6,614,914 B1Digimarc Corporation · 2003
- Connected audio and other media objects859US 6,505,160 B1Digimarc Corporation · 2003
- Steganographic method and device844US 5,613,004 ADice Corporation · 1997
- Method and apparatus for embedding authentication information within digital data738US 5,646,997 A1997