Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4914948 | Apparatus for monitoring burden distribution in furnace | Shigemi Murakawa, Seiji Taguchi, Makoto Nomura, Yoshiharu Iwashita, Masahiro Ishii | 1990-04-10 |
| 4697453 | Apparatus for monitoring burden distribution in furnace | Shigemi Murakawa, Seiji Taguchi, Makoto Nomura, Yoshiharu Iwashita, Masahiro Ishii | 1987-10-06 |
| 4613113 | Apparatus for blowing powdery refining agent into refining vessel | Sadayuki Saito, Shunji Hamada, Tadaaki Iwamura | 1986-09-23 |
| 4529336 | Method of distributing and transporting powdered or granular material | Yoshinobu Shinozaki, Motozo Yasuno, Tadaaki Iwamura, Hironari Marushima, Yoshiteru Tagawa +6 more | 1985-07-16 |