Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7862084 | Vehicle steering apparatus | Shingo Maeda, Ryouhei Hayama, Sadahiro Kawahara, Shiro Nakano | 2011-01-04 |
| 7806224 | Vehicle steering apparatus | Shingo Maeda, Ryouhei Hayama, Sadahiro Kawahara, Shiro Nakano | 2010-10-05 |