Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8505407 | Steering column device | Jun Yamada | 2013-08-13 |
| 7198297 | Impact absorbing type steering column apparatus | Kenji Satou | 2007-04-03 |
| 7070206 | Impact absorbing type steering column apparatus | Kenji Satou | 2006-07-04 |
| 6726248 | Impact absorbing type steering column apparatus | Kenji Satou | 2004-04-27 |
| 6631924 | Shock absorbing type steering column apparatus | Kenji Satoh | 2003-10-14 |