Issued Patents 1989
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4868974 | Chip mounting apparatus | — | 1989-09-26 |
| 4859269 | Chip mounting apparatus | — | 1989-08-22 |
| 4844325 | Method and apparatus for die-bonding semiconductor chip bonding | Takeshi Sekiguchi, Mitsuaki Fujihira | 1989-07-04 |
| 4825684 | Method of testing semiconductor pressure sensor | Ichiro Sogawa, Katsuyoshi Sunago | 1989-05-02 |
| 4809536 | Method of adjusting bridge circuit of semiconductor pressure sensor | — | 1989-03-07 |
| 4809704 | Catheter type sensor | Ichiro Sogawa, Taketsune Morikawa, Koro Yotsuya, Munekazu Imamura, Yasuhiko Shirakura | 1989-03-07 |