Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7923024 | Mineral composition | Naoteru Honda, Kazuaki Sakaguchi, Hironobu Nanbu | 2011-04-12 |
| 6074675 | Mineral composition | Hironobu Nanbu, Noboru Sakaguchi, Yoshifumi Yamazaki | 2000-06-13 |