Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12276338 | Sliding component | Yuta Negishi, Ryosuke UCHIYAMA, Hiroki Inoue, Minori ONUMA, Yoshiaki Takigahira +2 more | 2025-04-15 |
| 12188516 | Sliding component | Yuta Negishi, Ryosuke UCHIYAMA, Hiroki Inoue, Minori ONUMA, Yoshiaki Takigahira +2 more | 2025-01-07 |
| 9644745 | Mechanical seal | Yasuhiro Ikeda | 2017-05-09 |
| 7997583 | Mechanical sealing device | — | 2011-08-16 |