Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6346253 | Photoreactive agent containing photoreactive semiconductor for removing harmful materials | Kazuchiyo Takaoka, Michihiko Sato, Yoichiro Azuma | 2002-02-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6346253 | Photoreactive agent containing photoreactive semiconductor for removing harmful materials | Kazuchiyo Takaoka, Michihiko Sato, Yoichiro Azuma | 2002-02-12 |