Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6105663 | Heat dissipation unit for cross flow type cooling tower and process for making the same | Masahiro Usui, Osamu Goto | 2000-08-22 |
| 5800743 | Cooling tower | Masahiro Usui, Osamu Goto | 1998-09-01 |