G06V 30/155
Removing patterns interfering with the pattern to be recognised, such as ruled
Official title: {Removing patterns interfering with the pattern to be recognised, such as ruled lines or underlines}
G06V30/155 (Removing patterns interfering with the pattern to be recognised, such as ruled) appears on 166 US grants and 127 published applications in this corpus.
Search patents in G06V- Granted patents
- 166
- Published applications
- 127
- Assignees
- 74
- Inventors
- 244
- Latest grant
- 24 Mar 2026
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| Year | Granted patents | Published applications |
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| 1981 | 1 | 0 |
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| 2002 | 1 | 4 |
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| 2004 | 2 | 1 |
| 2005 | 4 | 10 |
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| 2008 | 7 | 11 |
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| 2023 | 6 | 8 |
| 2024 | 8 | 7 |
| 2025 | 6 | 6 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Techniques for modifying markings on a digitized document27 May 2025US 12,314,657 B2
- Text extraction using optical character recognition4 Mar 2025US 12,243,337 B2Capital One Services, LLC
- Information processing system, information processing method, and recording medium in which information processing program is recorded26 Mar 2026US 2026/0087839 A1Sharp Kabushiki Kaisha
- Curve retraining decision system5 Mar 2026US 2026/0065658 A1Schlumberger Technology Corporation
- Document Reading Device and Method19 Jun 2025US 2025/0203027 A1Custom S.P.A.
- Word-Including Picture Encoding Method and Apparatus, and Word-Including Picture Decoding Method and Apparatus15 May 2025US 2025/0157239 A1Huawei Technologies Co., Ltd.
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Most cited
By later US patents
- Detection and removal of blemishes in digital images utilizing original images of defocused scenes135US 7,295,233 B2FotoNation Vision Limited · 2007
- Optical pattern recognition using detector and locator neural networks124US 5,239,593 ANynex Science & Technology, Inc. · 1993
- Automated statistical self-calibrating detection and removal of blemishes in digital images based on multiple occurrences of dust in images92US 7,369,712 B2FotoNation Vision Limited · 2008
- Method and apparatus for character recognition88US 5,680,478 ACanon Kabushiki Kaisha · 1997
- Image pre-processor for character recognition system80US 5,761,344 ACanon Kabushiki Kaisha · 1998