Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4873397 | Electronic circuit element | Sho Masujima, Hiroshi Yagi, Jun Tamashima | 1989-10-10 |
| 4834794 | Solder composition of mixed powders | Hiroshi Yagi | 1989-05-30 |
| 4829663 | Method of mounting surface-mounted type electronic components on a printed circuit board | Sho Masujima, Hiroshi Yagi, Masakazu Kamoshida | 1989-05-16 |