Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8464624 | Blast treatment method and blast treatment device | Kiyoshi Asahina, Kenji Koide, Takashi Gotou, Ryusuke Kitamura, Nakaba Tsutsui | 2013-06-18 |
| 8006600 | Multiple blasting treating method | Shuzo Fujiwara, Takehiro Matsunaga, Kiyoshi Asahina, Kenji Koide, Takashi Gotou | 2011-08-30 |