Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4881810 | Endoscope with a removable cover member | — | 1989-11-21 |
| 4875618 | Wire stacked bonding method | Koichi Sugimoto, Takeshi Yano, Tositada Netsu, Mitsukiyo Tani, Tosaku Kojima | 1989-10-24 |
| 4860732 | Endoscope apparatus provided with endoscope insertion aid | Hirofumi Miyanaga | 1989-08-29 |
| 4848817 | Hook forceps apparatus for industrial endoscopes | — | 1989-07-18 |
| 4807598 | Endoscope having fixing and expanding members | — | 1989-02-28 |