Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5505898 | Plastic pipe and manufacturing method thereof | Yuichiro Goto, Hideki Kasa, Takashi Tago | 1996-04-09 |
| 5462314 | Electro-fusion fitting having a solid embedded heater with perpendicular projections | Yuichiro Goto, Hideki Kasa | 1995-10-31 |