Issued Patents All Time
Showing 1–25 of 76 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9292931 | Apparatus, method for extracting boundary of object in image, and electronic device thereof | Pan Pan, Yuan He, Jun Sun | 2016-03-22 |
| 9239954 | Image processing device, image processing method, scanner and storage medium | Pan Pan, Yuan He, Jun Sun | 2016-01-19 |
| 9202260 | Method and apparatus for processing scanned image | Yuan He, Jun Sun | 2015-12-01 |
| 9202282 | Boundary extraction method and apparatus | Yuan He, Jun Sun | 2015-12-01 |
| 9129385 | Image processing device, image processing method and apparatus for high precision document corners extraction | Shufu Xie, Yuan He, Jun Sun, Hao Yu | 2015-09-08 |
| 9092844 | Method and apparatus for correcting corner point of image and image processing device | Pan Pan, Yuan He, Jun Sun | 2015-07-28 |
| 9082181 | Image processing method and apparatus | Jun Sun, Yifeng Pan | 2015-07-14 |
| 9077926 | Image processing method and image processing apparatus | Yuan He, Jun Sun, Hao Yu | 2015-07-07 |
| 9070035 | Document processing apparatus, document processing method and scanner | Yifeng Pan, Jun Sun, Yuan He | 2015-06-30 |
| 8907972 | Image processing device and method | Danian Zheng, Jun Sun | 2014-12-09 |
| 8805080 | Method of and device for identifying direction of characters in image block | Jun Sun | 2014-08-12 |
| 8787674 | Method of and device for identifying direction of characters in image block | Jun Sun | 2014-07-22 |
| 8737743 | Method of and device for identifying direction of characters in image block | Jun Sun | 2014-05-27 |
| 8717632 | Image processing method, image processing device and scanner | Danian Zheng, Jun Sun | 2014-05-06 |
| 8478045 | Method and apparatus for processing an image comprising characters | Jun Sun, Hao Yu | 2013-07-02 |
| 8345977 | Document image processing method and apparatus | Jun Sun, Yoshinobu Hotta, Hao Yu | 2013-01-01 |
| 8170368 | Correcting device and method for perspective transformed document images | Xu Yin, Jun Sun, Katsuhito Fujimoto, Hiroaki Takebe, Koji Kurokawa +1 more | 2012-05-01 |
| 7929765 | Video text processing apparatus | Jun Sun, Yutaka Katsuyama | 2011-04-19 |
| 7903874 | Ruled-line-projection extracting apparatus, ruled-line projection extracting method, and computer product | Katsuhito Fujimoto, Misako Suwa, Hiroaki Takebe | 2011-03-08 |
| 7796817 | Character recognition method, character recognition device, and computer product | Yoshinobu Hotta, Katsuhito Fujimoto | 2010-09-14 |
| 7787705 | Video text processing apparatus | Jun Sun, Yutaka Katsuyama | 2010-08-31 |
| 7715628 | Precise grayscale character segmentation apparatus and method | Sun Jun, Yoshinobu Hotta, Yutaka Katsuyama | 2010-05-11 |
| 7641475 | Program, method and apparatus for generating fill-in-the-blank test questions | Yutaka Katsuyama, Noriaki Ozawa | 2010-01-05 |
| 7627176 | Apparatus, method, and computer program for analyzing document layout | Hiroaki Takebe, Katsuhito Fujimoto | 2009-12-01 |
| 7532756 | Grayscale character dictionary generation apparatus | Sun Jun, Yoshinobu Hotta, Yutaka Katsuyama | 2009-05-12 |