Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7467797 | Lip-type seal | Koichiro Oiyama, Yasuhiro Ikeda, Hajime Ichiyasu, Takeshi Yamada, Masami Osako | 2008-12-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7467797 | Lip-type seal | Koichiro Oiyama, Yasuhiro Ikeda, Hajime Ichiyasu, Takeshi Yamada, Masami Osako | 2008-12-23 |