Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6616335 | Rolling element spacer in rolling guide device | Hiroshi Niwa, Kentarou Nishimura, Yasuyuki Abe | 2003-09-09 |
| 6513978 | Rolling element spacers for rolling guide units | Takeki Shirai, Hiroshi Niwa, Kentarou Nishimura, Yasuyuki Abe | 2003-02-04 |