Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5586140 | Plasma melting method and plasma melting furnace | Michio Ishida, Hideo Sato, Yoshitoshi Sekiguchi, Kunio Sasaki, Shiro Sakata +2 more | 1996-12-17 |
| 5495948 | Ash melting furnace arrangement and method for supplying ash to ash melting furnace | Michio Ishida, Satoshi Kawaguchi, Tadashi Kono, Norihiro Aoki, Yoshitoshi Sekiguchi +2 more | 1996-03-05 |