Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5520534 | Heating apparatus including plurality of regenerative burner units and operating method | Tsuguhiko Nakagawa, Yoshiyuki Nakanishi, Motohiro Hirata, Koushi Kuramoto, Yoshio Abe +4 more | 1996-05-28 |
| 4747775 | Skid beam for heating furnaces of walking beam type | Kiyoshi Takagi, Tadashi Naito, Osamu Nakatani, Toshio Inoue, Hisashi Hiraishi +2 more | 1988-05-31 |