Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8484952 | Device for purification of exhaust gas | Yuji Sakakibara, Yoshihiko Itoh, Koji Yokota, Hirohito Hirata, Masaru Kakinohana +1 more | 2013-07-16 |
| 8475921 | Composite material, composite material substrate, composite material dispersed fluid, and manufacturing methods thereof | Tomoyuki Kayama, Kiyoshi Yamazaki, Koji Yokota | 2013-07-02 |
| 7754649 | Structure having strong contact with solid particles, substrate having strong contact with solid particles, and manufacturing methods thereof | Tomoyuki Kayama | 2010-07-13 |