Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6473207 | Image size transformation method for orthogonal transformation coded image | — | 2002-10-29 |
| 6470090 | Digital watermark insertion system and digital watermark characteristic table creating device | Ryoma Oami, Mutsumi Ohta | 2002-10-22 |
| 6415041 | Digital watermark insertion system and digital watermark characteristic table creating device | Ryoma Oami, Mutsumi Ohta | 2002-07-02 |
| 6342829 | Accelerator opening degree sensor | Yasuo Takagi, Shunichi Tsuzuki, Tsutomu Kobayashi | 2002-01-29 |