Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4850095 | Method of forming crowned sliding surface in mechanical part | Shigeaki Akao, Masato Taniguchi | 1989-07-25 |
| 4841922 | Method of making a rocker arm | Masato Taniguchi, Mitsuyoshi Kawamura, Noboru Ishida | 1989-06-27 |