Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9395083 | Ignition device | Youichi Marutani, Yasunori Ashikaga, Akihiko Ogasawara | 2016-07-19 |
| 8905752 | Burner apparatus | Youichi Marutani, Yasunori Ashikaga, Akihiko Ogasawara, Mamoru Kurashina | 2014-12-09 |
| 8827694 | Burner device | Youichi Marutani, Yasunori Ashikaga, Akihiko Ogasawara | 2014-09-09 |
| 8733085 | Burner apparatus | Youichi Marutani, Yasunori Ashikaga, Akihiko Ogasawara, Mamoru Kurashina | 2014-05-27 |