Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7907747 | Device, method, and recording medium for embedding/detecting a digital watermark | Masataka Ejima, Hisashi Inoue | 2011-03-15 |
| 7680296 | Information embedding device and program for changing a number of points that exist on sides of a polygon | Hisashi Inoue, Masataka Ejima, Takashi Katsura, Shugo Horikami | 2010-03-16 |
| 7676055 | Information-detecting apparatus and method | Hisashi Inoue, Masataka Ejima | 2010-03-09 |
| 7583850 | Image-processing apparatus and method | Hisashi Inoue, Masataka Ejima | 2009-09-01 |
| 7356700 | Digital watermark-embedding apparatus and method, digital watermark-detecting apparatus and method, and recording medium | Hisashi Inoue, Takashi Katsura, Masataka Ejima | 2008-04-08 |
| 7315621 | Digital watermark-embedding apparatus, digital watermark-embedding method, and recording medium | Hisashi Inoue, Takashi Katsura, Takanori Okada | 2008-01-01 |
| 7187782 | Digital watermark-embedding apparatus, digital watermark-embedding method, and recording medium having recoded therein a program for performing the digital watermark-embedding method | Hisashi Inoue, Takashi Katsura | 2007-03-06 |
| 7142692 | Reproduction equipment, reproduction equipment specifying equipment, reproduction equipment specifying system and methods and recording media for said equipment and system | Koji Arimura, Hisashi Inoue, Takashi Katsura, Shinya Kadono, Kazuhiko Nakamura | 2006-11-28 |
| 6587506 | Video editing apparatus, video editing method, and data storage medium for a video editing program | Koji Arimura, Jun Ikeda, Yuichi Kawaguchi | 2003-07-01 |