Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11453936 | Ferritic stainless steel with excellent ridging resistance | Shigeru Kaneko, Yoshiharu Inoue | 2022-09-27 |
| 9127327 | Environmentally friendly flux for molten steel desulfurization | Masamitsu Wakoh, Akihiro Matsuzawa, Kohsuke Kume, Yuji Ogawa | 2015-09-08 |
| 6555063 | Evaluation apparatus for cleanliness of metal and method thereof | Kazushige Umezawa, Tokio Suzuki, Koichi Chiba, Ryuji Uemori, Takehiko Toh +4 more | 2003-04-29 |
| 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 |
| 5985674 | Evaluation method for cleanliness of metal | Kazushige Umezawa, Tokio Suzuki, Koichi Chiba, Ryuji Uemori, Takehiko Toh +4 more | 1999-11-16 |