Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9482350 | Radical-resistant gate valve | Tsuneo Ishigaki, Hiroshi Ogawa | 2016-11-01 |
| 9404589 | Non-sliding gate valve | Tsuneo Ishigaki, Hiroshi Ogawa | 2016-08-02 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9482350 | Radical-resistant gate valve | Tsuneo Ishigaki, Hiroshi Ogawa | 2016-11-01 |
| 9404589 | Non-sliding gate valve | Tsuneo Ishigaki, Hiroshi Ogawa | 2016-08-02 |