Patent assignee · JP · COMPANY

Olympus Optical Co., Ltd.

5,795Patents
30Active
5,795Granted
48Portfolio score

Filing activity: Jul 11, 1972 → Oct 27, 2011 · 28 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US5389098A Surgical device for stapling and/or fastening body tissues Human Necessities 3,171 Expired
US5467911A Surgical device for stapling and fastening body tissues Human Necessities 2,870 Expired
US5658300A Tissue fixing surgical instrument, tissue-fixing device, and method of fixing tissues Human Necessities 2,621 Expired
US5395030A Surgical device for stapling and fastening body tissues Human Necessities 2,459 Expired
US5906625A Tissue-fixing surgical instrument, tissue-fixing device, and method of fixing tissue Human Necessities 2,412 Expired
US6352503B1 Endoscopic surgery apparatus Human Necessities 2,380 Expired
US6099537A Medical treatment instrument Human Necessities 2,339 Expired
US5649937A Tissue-fixing surgical device, and method of fixing tissues Human Necessities 2,241 Expired
US5582611A Surgical device for stapling and/or fastening body tissues Human Necessities 2,213 Expired
US6050472A Surgical anastomosis stapler Human Necessities 2,079 Expired
US5339799A Medical system for reproducing a state of contact of the treatment section in the operation unit Human Necessities 2,041 Expired
US6666875B1 Surgical apparatus permitting recharge of battery-driven surgical instrument in noncontact state Emerging Cross-Sectional Technologies 1,938 Expired
US6056735A Ultrasound treatment system Human Necessities 1,933 Expired
US6071233A Endoscope Human Necessities 1,851 Expired
US6120433A Surgical manipulator system Human Necessities 1,798 Expired
US4499895A Endoscope system with an electric bending mechanism Emerging Cross-Sectional Technologies 1,568 Expired
US4896678A Endoscopic treating tool Human Necessities 1,511 Expired
US5372124A Treating instrument Human Necessities 1,504 Expired
US7179223B2 Endoscope apparatus having an internal channel Human Necessities 1,481 Expired
US5658238A Endoscope apparatus capable of being switched to a mode in which a curvature operating lever is returned and to a mode in which the curvature operating lever is not returned Human Necessities 1,462 Expired
US6066151A Ultrasonic surgical apparatus Human Necessities 1,451 Expired
US6755843B2 Endoscopic suturing device Human Necessities 1,424 Expired
US4979952A Ultrasonic vibration treatment apparatus Performing Operations; Transporting 1,396 Expired
US5155941A Industrial endoscope system having a rotary treatment member Emerging Cross-Sectional Technologies 1,384 Expired
US6663623B1 Electric surgical operation apparatus Human Necessities 1,367 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.