Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5661905 | Method of making a burner device | Hideo Okamoto, Hideaki Ishikawa, Kazuo Yagi | 1997-09-02 |
| 5525054 | Burner device and a method of making the same | Hideo Okamoto, Hideaki Ishikawa, Kazuo Yagi | 1996-06-11 |