Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4807576 | Hydraulic lash adjuster for use in valve operating mechanism | Toshinari Sonoda, Takashi Otowa, Kazuo Yoshida | 1989-02-28 |
| 4796575 | Wear resistant slide member made of iron-base sintered alloy | Akira Fujiwara | 1989-01-10 |