Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8677945 | Boiler | Soji Sumi | 2014-03-25 |
| 8113822 | Combustion method and combustion apparatus | Osamu Tanaka, Yusuke Okamoto, Kenji Yasui | 2012-02-14 |
| 8083518 | Combustion method and combustion apparatus | Osamu Tanaka, Yusuke Okamoto, Kenji Yasui | 2011-12-27 |
| 7972581 | Method of treating nitrogen oxide-containing gas | Osamu Tanaka, Yusuke Okamoto, Kenji Yasui | 2011-07-05 |
| 7647898 | Boiler and low-NOx combustion method | Yuji Yoshinari, Osamu Tanaka | 2010-01-19 |