Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1068033 | Spacer for shut-off valve | Shinichi Okamoto, Shinji Itoh | 2025-03-25 |
| D1053315 | Spacer for shut-off valve | Shinichi Okamoto, Shinji Itoh | 2024-12-03 |
| 12066115 | Electromagnetic valve manifold | Shinji Itoh, Shinichi Okamoto | 2024-08-20 |
| 11913567 | Electromagnetic valve manifold | Takemoto Kondo, Kazuya Nakata, Shinji Itoh, Yosuke Eguchi, Kiyotoki Natsume | 2024-02-27 |
| 11781674 | Electromagnetic valve manifold | Shinichi Okamoto, Shinji Itoh, Kiyonobu Hayashi | 2023-10-10 |
| 11015719 | Electromagnetic valve manifold | Kiyotoki Natsume | 2021-05-25 |