Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4991520 | Ignition burner apparatus for pulverized coal | Toshikazu Tsumura, Yasuhide Sakaguchi, Ikuhisa Hamada, Akira Baba | 1991-02-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4991520 | Ignition burner apparatus for pulverized coal | Toshikazu Tsumura, Yasuhide Sakaguchi, Ikuhisa Hamada, Akira Baba | 1991-02-12 |