Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6123323 | Gas-liquid dispersion devices provided with partitioning members, gas-liquid contact apparatus, and wastewater treatment systems provided with the same | Yukihiro Yoneda, Shigeharu Yoneshima, Yusuke Shiota | 2000-09-26 |