Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12152636 | Sealing device | Yuichi Tarukawa | 2024-11-26 |
| 11994166 | Sealing device | — | 2024-05-28 |
| 11698105 | Surface processing method of disk member of sealing apparatus, and sealing apparatus | Hisato YONAI, Masahiko Inoue | 2023-07-11 |
| 11287042 | Sealing apparatus | Hiroki Matsui, Kokichi Hamamoto, Takehiro Nakagawa, Hisato YONAI, Masahiko Inoue | 2022-03-29 |
| 11215284 | Sealing apparatus | Sosuke Ito, Masahiko Inoue, Hisato YONAI | 2022-01-04 |
| 10746303 | Seal device | Shigeyuki Ono, Takumi YAMADA | 2020-08-18 |
| 10544865 | Sealing device | Yoshihisa Yamaguchi, Hideharu Hyakutake, Masaaki Yagi, Yoshimi Imamoto | 2020-01-28 |
| 10267422 | Sealing device | Yoshihisa Yamaguchi, Hideharu Hyakutake | 2019-04-23 |