G06V 30/168
Smoothing or thinning of the pattern
Official title: Smoothing or thinning of the pattern; Skeletonisation
G06V30/168 (Smoothing or thinning of the pattern) appears on 76 US grants and 57 published applications in this corpus.
Search patents in G06V- Granted patents
- 76
- Published applications
- 57
- Assignees
- 55
- Inventors
- 168
- Latest grant
- 26 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 0 |
| 2002 | 3 | 0 |
| 2003 | 1 | 1 |
| 2004 | 1 | 0 |
| 2005 | 1 | 5 |
| 2006 | 0 | 1 |
| 2007 | 2 | 1 |
| 2008 | 0 | 3 |
| 2009 | 4 | 1 |
| 2010 | 0 | 5 |
| 2011 | 1 | 2 |
| 2012 | 2 | 1 |
| 2013 | 3 | 3 |
| 2014 | 4 | 5 |
| 2015 | 4 | 1 |
| 2016 | 0 | 0 |
| 2017 | 3 | 6 |
| 2018 | 2 | 4 |
| 2019 | 3 | 3 |
| 2020 | 0 | 1 |
| 2021 | 1 | 2 |
| 2022 | 3 | 3 |
| 2023 | 4 | 4 |
| 2024 | 3 | 2 |
| 2025 | 1 | 0 |
| 2026 | 0 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method of detecting printing defects, computer device, and storage medium26 Aug 2025US 12,400,317 B2Hon Hai Precision Industry Co., Ltd.
- Reading system, reading method, storage medium, and moving body12 Nov 2024US 12,142,062 B2Kabushiki Kaisha Toshiba
- Reading system, reading method, storage medium, and moving body27 Aug 2024US 12,073,635 B2Kabushiki Kaisha Toshiba
- Text recognition method and apparatus6 Feb 2024US 11,893,767 B2Huawei Technologies Co., Ltd.
- Offline handwriting individual recognition system and method based on two-dimensional dynamic features26 Dec 2023US 11,854,284 B2
- Layout agnostic image segmentation2 Jul 2026US 2026/0188036 A1Optum, Inc.
- Optical character recognition and computer vision method14 May 2026US 2026/0134706 A1HebdóMada Unipessoal, Lda
- Detection of technical data in an image of a technical drawing5 Feb 2026US 2026/0038294 A1Dassault Systemes
- Dot code detection21 Nov 2024US 2024/0386736 A1
- Method and apparatus for processing graphic symbol and computer-readable storage medium14 Mar 2024US 2024/0086661 A1Contemporary Amperex Technology Co., Limited
Most cited
By later US patents
- High speed outline smoothing method and apparatus including the operation of shifting bits of the current, preceding, and succeeding lines left and right425US 5,870,504 AInternational Business Machines Corporation · 1999
- Image skeletonization method145US 5,224,179 AAT&T Bell Laboratories · 1993
- Method for enhancing compressibility and visual quality of scanned document images42US 6,731,821 B1Hewlett-Packard Development Company, L. P. · 2004
- Self-centering character stroke thickening for optical character recognition37US 5,054,102 AEastman Kodak Company · 1991
- Image character enhancement using a stroke strengthening kernal36US 4,791,679 AEastman Kodak Company · 1988