Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5075987 | Removing apparatus for compressed snow and the like | Tethuo Akiyama, Kunio Fujii, Kiyokazu Nagai | 1991-12-31 |
| 4743196 | Continuous annealing furnace for a strip | Yuji Fujiwara, Yoshito Sakaguchi | 1988-05-10 |
| 4691898 | Continuous annealing furnace for metallic strip | — | 1987-09-08 |
| 4568274 | Heat treating furnace for metallic strip | Tadashi Yamamoto, Masato Nagata | 1986-02-04 |
| 4501553 | Floating equipment and floating-type heat treating furnace for striplike works | Takao Seno, Yoshihito Sakaguchi | 1985-02-26 |
| 4455136 | Floating equipment and floating-type heat treating furnace for striplike works | Takao Seno, Yoshihito Sakaguchi | 1984-06-19 |