Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4999089 | Cracking furnace | Noriaki Nakase, Etsuji Yamamoto, Masahiko Yoshida, Yutaka Kitayama | 1991-03-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4999089 | Cracking furnace | Noriaki Nakase, Etsuji Yamamoto, Masahiko Yoshida, Yutaka Kitayama | 1991-03-12 |