Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4234217 | Pipe joint construction | Suguru Sakamoto, Takuzo Nakazato, Tsugio Minoshima | 1980-11-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4234217 | Pipe joint construction | Suguru Sakamoto, Takuzo Nakazato, Tsugio Minoshima | 1980-11-18 |