Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6468428 | Glass material for carrying a photocatalyst, filter device using the same and light irradiating method | Yoshikazu Nishii, Shin-ichi Ogawa, Yoichi Hachitani, Masayuki Higashida, Itaru Watanabe | 2002-10-22 |