Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7971599 | Air-operated valve | Tatsuhito Aoyama, Katsunori Hirose, Takashi Yajima | 2011-07-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7971599 | Air-operated valve | Tatsuhito Aoyama, Katsunori Hirose, Takashi Yajima | 2011-07-05 |