Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5340582 | Barium sulfate cosmetic composition | Satoshi Takano, Mikio Sakaguchi, Ichiro Sakamoto, Minoru Iwata, Nariyuki Kurotani +3 more | 1994-08-23 |
| 5262148 | Process for preparing barium sulfate | Satoshi Takano, Mikio Sakaguchi, Ichiro Sakamoto, Minoru Iwata, Nariyuki Kurotani +3 more | 1993-11-16 |