Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9233519 | Water-absorbent sheet structure | Kiyoshi Yamaguchi, Syuji Tsuno, Masayoshi Handa | 2016-01-12 |
| 9132048 | Water-absorbent sheet structure | Hideki Matsushita, Kana Kudo, Junichi Takatori | 2015-09-15 |