G06V 30/1478
Of characters or characters lines
Official title: {of characters or characters lines}
G06V30/1478 (Of characters or characters lines) appears on 360 US grants and 285 published applications in this corpus.
Search patents in G06V- Granted patents
- 360
- Published applications
- 285
- Assignees
- 170
- Inventors
- 695
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 5 | 0 |
| 1990 | 3 | 0 |
| 1991 | 5 | 0 |
| 1992 | 1 | 0 |
| 1993 | 6 | 0 |
| 1994 | 6 | 0 |
| 1995 | 4 | 0 |
| 1996 | 11 | 0 |
| 1997 | 8 | 0 |
| 1998 | 11 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 5 | 1 |
| 2002 | 8 | 9 |
| 2003 | 7 | 14 |
| 2004 | 10 | 12 |
| 2005 | 6 | 13 |
| 2006 | 16 | 11 |
| 2007 | 7 | 4 |
| 2008 | 11 | 9 |
| 2009 | 9 | 12 |
| 2010 | 4 | 8 |
| 2011 | 8 | 12 |
| 2012 | 11 | 10 |
| 2013 | 10 | 9 |
| 2014 | 20 | 31 |
| 2015 | 26 | 18 |
| 2016 | 16 | 15 |
| 2017 | 19 | 18 |
| 2018 | 8 | 14 |
| 2019 | 19 | 13 |
| 2020 | 15 | 8 |
| 2021 | 8 | 14 |
| 2022 | 15 | 14 |
| 2023 | 10 | 4 |
| 2024 | 7 | 5 |
| 2025 | 3 | 4 |
| 2026 | 4 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Processing images of deformed indicia-bearing surfaces16 Jun 2026US 12,657,945 B2ABBYY Development LLC
- Image processing apparatus, image reading device, image forming apparatus, and image processing method9 Jun 2026US 12,651,348 B2Ricoh Company, Ltd.
- Method for extracting problem list section from unstructured data in medical record document, and outputting portion of problem list section by processors9 Jun 2026US 12,651,475 B2Optum, Inc.
- Machine-learning models for image processing3 Feb 2026US 12,541,989 B2Citibank, N. A.
- Text image correction method and apparatus30 Sep 2025US 12,430,936 B2Cienet Technologies (Beijing) Co., Ltd.
- Method for training document image distortion correction model, and document image distortion correction method and system using same10 Sep 2026US 2026/0268700 A1Naver Corporation
- Machine-learning models for image processing14 May 2026US 2026/0134708 A1Citibank, N. A.
- Character recognition and document interpretation method and system based on layout recognition8 Jan 2026US 2026/0011166 A1Ajou University Industry-Academic Cooperation Foundation
- Systems and methods for optical character recognition using targeted regions of interest4 Dec 2025US 2025/0371894 A1Hand Held Products, Inc.
- Machine-learning models for image processing9 Oct 2025US 2025/0316104 A1Citibank, N. A.
Most cited
By later US patents
- Method for omnidirectional processing of 2D images including recognizable characters582US 8,682,077 B1Hand Held Products, Inc. · 2014
- Model-based dewarping method and apparatus162US 7,330,604 B2Compulink Management Center, Inc. · 2008
- Image processing system for scanning a rectangular document156US 6,449,397 B1Mustek Systems Inc. · 2002
- Model-based dewarping method and apparatus150US 7,697,776 B2Compulink Management Center, Inc. · 2010
- Imaging terminal, imaging sensor to determine document orientation based on bar code orientation and methods for operating the same149US 9,298,964 B2Hand Held Products, Inc. · 2016