H04N 2201/3284
For error correction
Official title: for error correction
H04N2201/3284 (For error correction) appears on 169 US grants and 178 published applications in this corpus.
Search patents in H04N- Granted patents
- 169
- Published applications
- 178
- Assignees
- 54
- Inventors
- 199
- Latest grant
- 14 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 1 |
| 2002 | 5 | 18 |
| 2003 | 6 | 10 |
| 2004 | 10 | 12 |
| 2005 | 6 | 10 |
| 2006 | 6 | 7 |
| 2007 | 7 | 7 |
| 2008 | 10 | 16 |
| 2009 | 9 | 14 |
| 2010 | 14 | 11 |
| 2011 | 13 | 12 |
| 2012 | 23 | 13 |
| 2013 | 10 | 4 |
| 2014 | 7 | 3 |
| 2015 | 8 | 5 |
| 2016 | 4 | 9 |
| 2017 | 4 | 8 |
| 2018 | 11 | 8 |
| 2019 | 7 | 6 |
| 2020 | 1 | 1 |
| 2021 | 1 | 1 |
| 2022 | 2 | 1 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Image processing device and image processing method14 Oct 2025US 12,443,730 B2Toshiba Tec Kabushiki Kaisha
- Methods for designing and producing a security feature16 Jan 2024US 11,872,834 B2Koenig & Bauer Banknote Solutions SA
- Automatic grouping method in web based Device Management Applications using unsupervised machine learning algorithm29 Mar 2022US 11,290,614 B2Xerox Corporation
- Image forming apparatus for displaying information for performing maintenance on the image forming apparatus, and method and program for controlling the same1 Feb 2022US 11,240,391 B2Canon Kabushiki Kaisha
- System, method of detecting alternation of printed matter, and storage medium12 Jan 2021US 10,893,162 B2Ricoh Company, Ltd.
- Methods for designing and producing a security feature1 Jun 2023US 2023/0166557 A1Koenig & Bauer Banknote Solutions SA
- Image processing device and image processing method18 Aug 2022US 2022/0261488 A1Toshiba Tec Kabushiki Kaisha
- Imaging device and imaging method9 Sep 2021US 2021/0281757 A1Olympus Corporation
- System, method of detecting alternation of printed matter, and storage medium4 Jun 2020US 2020/0177738 A1Ricoh Company, Ltd.
- Terminal apparatus and image forming system10 Oct 2019US 2019/0310804 A1Oki Data Corporation
Most cited
By later US patents
- Watermark embedder and reader942US 6,614,914 B1Digimarc Corporation · 2003
- Digital watermarking618US 5,915,027 ANEC Corporation · 1999
- Color adaptive watermarking513US 6,590,996 B1Digimarc Corporation · 2003
- Integrating digital watermarks in multimedia content374US 6,611,607 B1Digimarc Corporation · 2003
- Wavelet domain watermarks332US 6,385,329 B1Digimarc Corporation · 2002