Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5840390 | FRM disc preform and manufacturing method thereof | — | 1998-11-24 |
| 5188281 | Brazing procedure in inert atmosphere | Takashi Onda, Akira Fukushima | 1993-02-23 |
| 4534196 | Method for manufacturing a mold | Shinichiro Kiyoto | 1985-08-13 |