Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6657183 | Amusement system using living body measurement by light, head setter for the amusement system, and program for use in the amusement system | Tsuyoshi Yamamoto, Kosuke Ohashi, Hironari Nakata, Hideaki Koizumi, Mitsuru Oonuma | 2003-12-02 |
| 6640133 | Optical measurement instrument for living body | Yuichi Yamashita, Hideaki Koizumi | 2003-10-28 |
| 6611698 | Optical measuring instrument | Yuichi Yamashita, Fumio Kawaguchi | 2003-08-26 |
| 6542763 | Optical measurement equipment and recording medium and optical measurement method | Yuichi Yamashita, Tsuyoshi Yamamoto, Hideaki Koizumi, Fumio Kawaguchi | 2003-04-01 |