Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7552948 | Quick connector | Atsuo Miyajima | 2009-06-30 |
| 6929672 | Filter medium for air filter and process for producing the same | Yoshihide Wakayama, Sadao Kobayashi, Satoki SUGIYAMA, Seiichi Takizawa, Takeshi Yamada | 2005-08-16 |