Pentax Corp
Pentax CorActive Patents
0
Total Holdings
5
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US4483326A | Curvature control mechanism in endoscopes | Expired / Lapsed | 1982-04-20 | 1984-11-20 | 13 | Details |
| US4311144A | Electrical surgical knife device | Expired / Lapsed | 1980-04-02 | 1982-01-19 | 4 | Details |
| US4294233A | Slack absorbing device for an endoscope | Expired / Lapsed | 1979-04-05 | 1981-10-13 | 8 | Details |
| US4203430A | Device for controlling curvature of an end section in an en… | Expired / Lapsed | 1977-10-28 | 1980-05-20 | 4 | Details |
| US4178810A | Apparatus for manipulating a medical instrument | Expired / Lapsed | 1977-08-09 | 1979-12-18 | 5 | Details |