Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8042440 | Punching die for manufacturing seal member and method for manufacturing seal member | — | 2011-10-25 |
| 6846528 | Translucent decorative board | Shigeru Sugiyama, Takahiro Uno, Kazuo Yoneyama | 2005-01-25 |
| 6543786 | Installation structure of lip type seal | Naoki Hayakawa, Takanobu Matsumoto, Yamada Takeshi, Imai Takayuki | 2003-04-08 |