Issued Patents 2018
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10032531 | Chemical solution injection system and chemical solution injection method | Masato Okamura, Tetsuo Oosato, Seiji Yamamoto, Hiroyuki Arai, Osamu Shibasaki +1 more | 2018-07-24 |
| 9969889 | Corrosion-resistant structure for high-temperature water system and corrosion-preventing method thereof | Masato Okamura, Osamu Shibasaki, Seiji Yamamoto, Hajime Hirasawa, Kenji Yamazaki +1 more | 2018-05-15 |
| 9873162 | Straightening device for welding wire | Takeshi Azuma | 2018-01-23 |