Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6813968 | Ball screw device and linear motion device | Tsutomu Ohkubo, Takeshi Nakazawa, Shirouji Yabe, Soichiro Kato, Nobumitsu Takahashi +3 more | 2004-11-09 |
| 6805019 | Ball screw device and linear motion device | Takeshi Nakazawa, Yoshinori Mizumura | 2004-10-19 |
| 6675669 | Ball screw apparatus | Noriaki Sekiya, Daisuke Maruyama, Toshiyuki Iehisa | 2004-01-13 |