G06V 30/1831
Using gradient analysis
Official title: {using gradient analysis}
G06V30/1831 (Using gradient analysis) appears on 7 US grants and 9 published applications in this corpus.
Search patents in G06V- Granted patents
- 7
- Published applications
- 9
- Assignees
- 7
- Inventors
- 23
- Latest grant
- 2 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 1 | 0 |
| 2017 | 0 | 2 |
| 2018 | 0 | 0 |
| 2019 | 1 | 1 |
| 2020 | 0 | 0 |
| 2021 | 1 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 1 |
| 2024 | 0 | 1 |
| 2025 | 2 | 1 |
| 2026 | 0 | 1 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Image based assessment for dental treatment monitoring2 Sep 2025US 12,402,983 B2Align Technology, Inc.
- Handwriting recognition method and apparatus, and electronic device and storage medium5 Aug 2025US 12,380,721 B2Boe Technology Group Co., Ltd.
- Photograph-based assessment of dental treatments and procedures15 Aug 2023US 11,723,749 B2Align Technology, Inc.
- Photograph-based assessment of dental treatments and procedures22 Jun 2021US 11,042,774 B2Align Technology, Inc.
- Photograph-based assessment of dental treatments and procedures2 Apr 2019US 10,248,883 B2Align Technology, Inc.
- Adaptive optical character recognition system using facial feature analysis for identification document processing3 Sep 2026US 2026/0260511 A1TGrid Technologies Pty Ltd
- Image based assessment for dental treatment monitoring20 Nov 2025US 2025/0352303 A1Align Technology, Inc.
- Image based assessment of dental treatments monitoring18 Jan 2024US 2024/0016576 A1Align Technology, Inc.
- Handwriting recognition method and apparatus, and electronic device and storage medium3 Aug 2023US 2023/0245483 A1Boe Technology Group Co., Ltd.
- Photograph-based assessment of dental treatments and procedures7 Oct 2021US 2021/0312220 A1Align Technology, Inc.
Most cited
By later US patents
- Photograph-based assessment of dental treatments and procedures144US 10,248,883 B2Align Technology, Inc. · 2019
- Photograph-based assessment of dental treatments and procedures7US 11,042,774 B2Align Technology, Inc. · 2021
- Arabic like online alphanumeric character recognition system and method using automatic fuzzy modeling3US 9,454,706 B1King Fahd University of Petroleum and Minerals · 2016
- Photograph-based assessment of dental treatments and procedures1US 11,723,749 B2Align Technology, Inc. · 2023
- Image processing apparatus, image processing method and program1US 8,254,693 B2Canon Kabushiki Kaisha · 2012