Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4803491 | Antenna for wireless communication equipment | — | 1989-02-07 |
| 4796462 | Workpiece bite device in a rolling flat cutter | Masaji Yamada | 1989-01-10 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4803491 | Antenna for wireless communication equipment | — | 1989-02-07 |
| 4796462 | Workpiece bite device in a rolling flat cutter | Masaji Yamada | 1989-01-10 |