Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6831659 | Image processor unit, game machine, image processing method, and recording medium | Toshiyuki Mukoyama, Masako Okuda, Tomohiro Nimura, Tetsuichiro Hirose | 2004-12-14 |
| 6699381 | Water purification/sterilization method and device therefor | Shinichi Nakamura, Kunihiko Fukuzuka, Kenji Nagayoshi | 2004-03-02 |