Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6450055 | Ball screw apparatus | Noriaki Sekiya, Daisuke Maruyama, Toshiyuki Iehisa | 2002-09-17 |
| 6347558 | Ball screw device and linear motion device | Tsutomu Ohkubo, Takeshi Nakazawa, Shirouji Yabe, Soichiro Kato, Nobumitsu Takahashi +3 more | 2002-02-19 |