Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7600918 | Linear guidance device | Takeki Shirai, Shinji Izumi, Yuki Hayashi | 2009-10-13 |
| 6286383 | Ball screw device | Takeki Shirai, Hidekazu Michioka, Ryuji Takeda | 2001-09-11 |
| 6282971 | Ball screw | Takeki Shirai, Ryuji Takeda | 2001-09-04 |
| 6116783 | Ball chain | Takeki Shirai, Mitsuaki Honma, Tomozumi Murata | 2000-09-12 |
| 6089117 | Ball screw device | Ryuji Takeda | 2000-07-18 |