Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8007184 | Self-aligning roller bearing with retainer and manufacturing method for self-aligning roller bearing retainer | Takashi Murai, Toshiyuki Tanaka | 2011-08-30 |
| 6997617 | Roller bearing | Yoshiro Ide, Yukio Ooura, Yuko Kamamura | 2006-02-14 |