G06T 2201/0062
Embedding of the watermark in text images
Official title: Embedding of the watermark in text images, e.g. watermarking text documents using letter skew, letter distance or row distance
G06T2201/0062 (Embedding of the watermark in text images) appears on 79 US grants and 77 published applications in this corpus.
Search patents in G06T- Granted patents
- 79
- Published applications
- 77
- Assignees
- 53
- Inventors
- 147
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2003 | 0 | 3 |
| 2004 | 3 | 7 |
| 2005 | 0 | 2 |
| 2006 | 2 | 3 |
| 2007 | 5 | 2 |
| 2008 | 0 | 5 |
| 2009 | 1 | 2 |
| 2010 | 2 | 5 |
| 2011 | 5 | 2 |
| 2012 | 5 | 4 |
| 2013 | 5 | 2 |
| 2014 | 4 | 2 |
| 2015 | 2 | 11 |
| 2016 | 6 | 2 |
| 2017 | 2 | 4 |
| 2018 | 2 | 1 |
| 2019 | 3 | 5 |
| 2020 | 4 | 2 |
| 2021 | 8 | 5 |
| 2022 | 2 | 3 |
| 2023 | 5 | 2 |
| 2024 | 5 | 1 |
| 2025 | 6 | 2 |
| 2026 | 2 | 0 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Digital (on screen) monochromatic watermark22 Sep 2026US 12,743,737 B2Xerox Corporation
- Anti-leak digital document marking system and method using distributed ledger25 Aug 2026US 12,718,311 B1Equity Shift, Inc.
- Methods and systems for watermarking digital data16 Dec 2025US 12,499,187 B2Huawei Cloud Computing Technologies Co., Ltd.
- Watermarks for text documents16 Dec 2025US 12,499,502 B2Hewlett-Packard Development Company, L. P.
- Anti-leak digital document marking system and method using distributed ledger4 Nov 2025US 12,462,321 B1Equity Shift, Inc.
- Digital (on screen) monochromatic watermark3 Jul 2025US 2025/0217919 A1Xerox Corporation
- Methods and systems for watermarking digital data20 Feb 2025US 2025/0062911 A1Huawei Cloud Computing Technologies Co., Ltd.
- Watermarks for text documents1 Feb 2024US 2024/0037689 A1Hewlett-Packard Development Company, L. P.
- Systems and methods for token authentication9 Nov 2023US 2023/0356539 A1Capital One Services, LLC
- Methods and systems for watermarking documents15 Jun 2023US 2023/0185886 A1Zoho Corporation Private Limited
Most cited
By later US patents
- Invisible encoding of meta-information58US 6,769,061 B1Koninklijke Philips Electronics N. V. · 2004
- Sensing data from physical objects30US 8,224,018 B2Digimarc Corporation · 2012
- Character and vector graphics watermark for structured electronic documents security27US 7,644,281 B2Universite De Geneve · 2010
- Method and system for embedding information in document22US 6,782,509 B1International Business Machines Corporation · 2004
- Method and device for embedding and detecting watermarking information into a black and white binary document image22US 6,983,056 B1International Business Machines Corporation · 2006