Issued Patents 2018
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D830434 | Inner ring for tapered roller bearing | Takashi Wakisaka | 2018-10-09 |
| D830435 | Inner ring for tapered roller bearing | Takashi Wakisaka | 2018-10-09 |
| D809033 | Retainer for rolling bearing | Takashi Wakisaka | 2018-01-30 |