Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10547690 | Connection destination server instruction apparatus, service use system, client terminal, connection destination server instruction method, and program | Akira Sei | 2020-01-28 |
| 10234035 | Seal structure of regulating valve gland portion | — | 2019-03-19 |
| 10167976 | Regulating valve | — | 2019-01-01 |