Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7799112 | Production method of pure metal/alloy super-micro powder | Yoshinao Chisaki, Fumitaka Tsukihashi | 2010-09-21 |
| 6375760 | Method for controlling structure of two-phase steel | Kei-ichi Maruta, Michio Shimotomai, Yoshio Abe, Tomoyuki Yokota, Yoshitaka Adachi +1 more | 2002-04-23 |
| 5885370 | Method of heat treatment of steel | Michio Shimotomai, Akihiro Matsuzaki | 1999-03-23 |