Inventor · Tokyo, JP

Koji Takamura

20Patents
17h-index
51Co-inventors
80Inventor score

Filing activity: Apr 11, 1984 → Mar 28, 2000

Most-cited inventions

PatentTitleAreaCited byStatus
US6569084B1 Endoscope holder and endoscope device Human Necessities 214 Expired
US4918521A Solid state imaging apparatus Electricity 188 Expired
US4745471A Solid-state imaging apparatus and endoscope Electricity 153 Expired
US5876326A Electronic endoscope with grounded spirally-wound lead wires Human Necessities 131 Expired
US4888639A Endoscope apparatus having integrated disconnectable light transmitting and image signal transmitting cord Human Necessities 123 Expired
US4677471A Endoscope Electricity 64 Expired
US4916534A Endoscope Human Necessities 60 Expired
US4579597A Method of cleaning endoscope channels Human Necessities 50 Expired
US4831456A Imaging apparatus using a solid-state imaging element having a substrate Electricity 49 Expired
US4525220A Method of cleaning endoscope channels Human Necessities 48 Expired
US4526622A Method of cleaning endoscope channels Human Necessities 47 Expired
US4526623A Method of cleaning endoscope channels Human Necessities 41 Expired
US4579598A Method of cleaning endoscope channels Human Necessities 34 Expired
US5408991A Endoscope system wherein cleaning solution flows at same speed in cleaning solution supply section and in all flow paths of internal conduits Human Necessities 33 Expired
US5177605A Optical system for endoscopes and endoscopes using same Human Necessities 27 Expired
US4576650A Method of cleaning endoscope channels Human Necessities 27 Expired
US4697894A Connection device for connecting an associated unit to an eyepiece section of an endoscope Human Necessities 19 Expired
US5810714A Endoscopic apparatus for reducing unwanted noise radiated from an electronic endoscope Human Necessities 15 Expired
US4855819A Endoscope imaging system for use with multiple color imaging systems Electricity 13 Expired
US4885635A Endoscope light source apparatus Electricity 12 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.