Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8056168 | Bamboo charcoal pillow | Kimiko Asaka, Noriko Tako, Kazue Matsumoto, Mai Asaka Scaduto | 2011-11-15 |
| 5911820 | Concrete admixture | Haruyuki Satoh, Fujio Yamato, Yoshinao Kono | 1999-06-15 |