Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11215362 | Flame detection system and flame level detection method | Takashi Watanabe, Shigeki Ishii, Yuichi Kumazawa, Satoru Yamagishi | 2022-01-04 |
| 10288287 | Combustion system | Yuichi Kumazawa, Tomoya Nakata, Takeshi Nishiyama | 2019-05-14 |
| 10260747 | Combustion controlling device | Takeshi Nishiyama, Shigeki Ishii | 2019-04-16 |