Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6126294 | Portable light irradiation apparatus | Emi Koyama, Hiroyuki Nishimura, Toshio Nakano, Yoshimasa Tanaka, Suehiro Morita | 2000-10-03 |
| 6053936 | Portable illumination device for modifying circadian rhythms | Emi Koyama, Toshio Nakano, Hiroshi Hagihara, Akihiro Michimori | 2000-04-25 |