G06V 40/388
Sampling
Official title: {Sampling; Contour coding; Stroke extraction}
G06V40/388 (Sampling) appears on 26 US grants and 28 published applications in this corpus.
Search patents in G06V- Granted patents
- 26
- Published applications
- 28
- Assignees
- 23
- Inventors
- 59
- Latest grant
- 29 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 2 |
| 2015 | 1 | 4 |
| 2016 | 1 | 2 |
| 2017 | 4 | 1 |
| 2018 | 1 | 7 |
| 2019 | 4 | 3 |
| 2020 | 5 | 4 |
| 2021 | 2 | 1 |
| 2022 | 2 | 0 |
| 2023 | 1 | 1 |
| 2024 | 1 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Handwriting geometry recognition and calibration system by using neural network and mathematical feature29 Apr 2025US 12,287,850 B2Sunia Pte. Ltd.
- Offline handwriting individual recognition system and method based on three-dimensional dynamic features16 Jul 2024US 12,039,805 B2
- Handwriting input apparatus, handwriting input method, program, and input system10 Jan 2023US 11,551,480 B2Ricoh Company, Ltd.
- System architecture and method of authenticating a user24 May 2022US 11,341,777 B2Purdue Research Foundation
- Encoding and decoding method and information recognition device using the same1 Feb 2022US 11,238,269 B2Pixart Imaging Inc.
- Handwriting geometry recognition and calibration system by using neural network and mathematical feature25 Apr 2024US 2024/0134938 A1Sunia Pte. Ltd.
- Offline handwriting individual recognition system and method based on three-dimensional dynamic features3 Aug 2023US 2023/0245501 A1Academy of Forensic Science
- Encoding and decoding method and information recognition device using the same7 Jan 2021US 2021/0004565 A1Pixart Imaging Inc.
- Handwriting input apparatus, handwriting input method, program, and input system15 Oct 2020US 2020/0327307 A1Ricoh Company, Ltd.
- System architecture and method of authenticating a user20 Aug 2020US 2020/0265215 A1Purdue Research Foundation
Most cited
By later US patents
- Method and apparatus for lossless compression of signature data58US 6,011,873 APenware, Inc. · 2000
- Methods and apparatus for signature verification37US 5,109,426 ANational Research Development Corporation · 1992
- System and method of encoding content and an image13US 9,741,085 B2Artificial Intelligence Research Group Limited · 2017
- System and method of encoding content and an image9US 9,563,926 B2Applied Materials Technologies, Inc. · 2017
- Method and system for replaying a voice message and displaying a signed digital photograph contemporaneously8US 9,558,416 B2Autography LLC · 2017