A4Vision
Sunnyvale, CA, US· latest recorded location
A4Vision is named on 3 US grants and 3 published applications in this corpus. Its most frequent classification is G06V (Image and video recognition).
- Granted patents
- 3
- Published applications
- 3
- Inventors
- 6
- Granted in 2026 so far
- 0
- Most recent grant
- 12 Jan 2010
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2003 | 0 | 2 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 2 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
By publication year.
Technology areas
Share of 6 documents
Recent patents
- Apparatus and method for performing enrollment of user biometric information12 Jan 2010US 7,646,896 B2
- Methods and systems for detecting and recognizing objects in a controlled wide area14 Aug 2007US 7,257,236 B2
- Methods and systems for detecting and recognizing an object based on 3D image data6 Feb 2007US 7,174,033 B2
- Apparatus and method for performing enrollment of user biometric information19 Jul 2007US 2007/0165244 A1
- Methods and systems for detecting and recognizing objects in a controlled wide area25 Dec 2003US 2003/0235335 A1
- Methods and systems for detecting and recognizing an object based on 3D image data18 Dec 2003US 2003/0231788 A1
Most cited
By later US patents
- Methods and systems for detecting and recognizing an object based on 3D image data39US 7,174,033 B22007
- Methods and systems for detecting and recognizing objects in a controlled wide area20US 7,257,236 B22007
- Apparatus and method for performing enrollment of user biometric information6US 7,646,896 B22010