Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8844290 | Steam system | Yasuo Ochi, Hideo Furukawa, Yasukuni Tanaka, Yusuke Okamoto, Kazutaka Baba | 2014-09-30 |
| 8522523 | Steam system | Yasuo Ochi, Hideo Furukawa, Yasukuni Tanaka, Yusuke Okamoto, Kazutaka Baba | 2013-09-03 |
| 7647898 | Boiler and low-NOx combustion method | Osamu Tanaka, Yukihiro Tokunaga | 2010-01-19 |
| 7628067 | Electrode rod for detecting water-level, method of detecting water-level, method of controlling water-level in a boiler, and method of controlling water-level in a steam separator | Hideo Furukawa, Osamu Tanaka | 2009-12-08 |
| 4825813 | Multi-pipe once-through type boiler | Hitoshi Shiraishi, Osamu Tanaka, Akiyoshi Kawahito, Toshihiro Kayahara, Satoru Takeda +2 more | 1989-05-02 |
| 4453496 | Multitubular once-through boiler | — | 1984-06-12 |