Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5425411 | Method for cooling plunger tip of die-casting machine | — | 1995-06-20 |
| 5388629 | Device and method for detecting abnormality in die casting during ejection thereof | — | 1995-02-14 |
| 4976918 | Aluminum die-casting alloys | Naomi Nishi, Takashi Yamaguchi | 1990-12-11 |
| 4847048 | Aluminum die-casting alloys | Naomi Nishi, Takashi Yamaguchi | 1989-07-11 |