Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8182350 | Sealing structure and spider joint | Koichiro Mizuno, Koji Kawaguchi | 2012-05-22 |
| 7323515 | Sealing composition and seals made by using the same | Kazunori Hayashida, Takehisa Kida, Kazutoshi Yamamoto, Takahiro Yamagishi, Masanobu Kato | 2008-01-29 |