Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4857488 | Casting nozzle | Kazumi Arakawa, Takashi Watanabe, Kazuhide Kawai | 1989-08-15 |
| 4530864 | Porous ceramic structure | Masuo Sugie, Koji Kurihara, Nobiru Komatsu, Haruo Ootuka, Kaoru Nishikido | 1985-07-23 |