Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6555063 | Evaluation apparatus for cleanliness of metal and method thereof | Tokio Suzuki, Koichi Chiba, Ryuji Uemori, Takehiko Toh, Hiroyuki Kondo +4 more | 2003-04-29 |
| 6432718 | Evaluation apparatus for cleanliness of metal and method thereof | Tokio Suzuki, Koichi Chiba, Ryuji Uemori, Takehiko Toh, Hiroyuki Kondo +4 more | 2002-08-13 |
| 5985674 | Evaluation method for cleanliness of metal | Tokio Suzuki, Koichi Chiba, Ryuji Uemori, Takehiko Toh, Hiroyuki Kondo +4 more | 1999-11-16 |
| 5884685 | Quality prediction and quality control of continuous-cast steel | Takehiko Toh, Makoto Tanaka, Eiichi Takeuchi, Takeo Inomoto | 1999-03-23 |
| 4891064 | Method of melting cold material including iron | Tatsuro Kuwabara, Tetsuya Oh-hara, Tsuzuru Nuibe, Kousaku Ozawa | 1990-01-02 |
| 4295882 | Steel making process | Ryoji Arima, Tokuzo Nisugi | 1981-10-20 |