Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6443219 | Method for casting molten metal | Katsuhiro Sasai, Hiroshi Harada, Hajime Hasegawa, Takehiko Toh, Keisuke Fujisaki | 2002-09-03 |
| 6443221 | Continuous casting apparatus for molten metal | Noriyuki Suzuki, Teruo Kawabata, Rikiya Kanno | 2002-09-03 |
| 6432718 | Evaluation apparatus for cleanliness of metal and method thereof | Kazushige Umezawa, Tokio Suzuki, Koichi Chiba, Ryuji Uemori, Takehiko Toh +4 more | 2002-08-13 |
| 6336496 | Apparatus for continuous casting of metal | Shigeo Asai, Takehiko Toh, Kiyoshi Wajima, Kenzo Sawada, Kensuke Sassa +1 more | 2002-01-08 |