Masato Toda
38Patents
8h-index
62Co-inventors
78Inventor score
Filing activity: Jul 11, 1986 → Jun 17, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5253647A | Insertion position and orientation state pickup for endoscope | Human Necessities | 322 | Expired |
| US4867138A | Rigid electronic endoscope | Human Necessities | 211 | Expired |
| US4905082A | Rigid video endoscope having a detachable imaging unit | Human Necessities | 122 | Expired |
| US4708126A | Endoscopic apparatus with connecting means | Physics | 90 | Expired |
| US4869237A | Electronic endoscope apparatus | Emerging Cross-Sectional Technologies | 43 | Expired |
| US8231526B2 | Medical apparatus | Human Necessities | 18 | Active |
| US8540393B2 | First and second light-emitting elements having identical peak emission intensities | Mechanical Engineering; Lighting; Heating | 9 | Active |
| US4894495A | Watertight electrical contact units | Electricity | 8 | Expired |
| US8568301B2 | Connector system | Physics | 6 | Active |
| US5526249A | Light source device | Emerging Cross-Sectional Technologies | 5 | Expired |
| US8565556B2 | Image interpolation method, image interpolation device, and program | Electricity | 5 | Active |
| US10085630B2 | Endoscope apparatus | Electricity | 4 | Active |
| US8374464B2 | Method, apparatus and program for enhancement of image resolution | Physics | 4 | Active |
| US8803056B2 | Light source apparatus having a light emission intensity detection section receives both of a leak light and a light emitted from the light source and reflected by an optical element | Human Necessities | 4 | Active |
| US7968901B2 | Light emitting unit | Electricity | 3 | Active |
| US8831345B2 | Image processing method, image processing apparatus, and image processing program | Physics | 3 | Active |
| US9826894B2 | Endoscope system with frame-sequential light emission | Physics | 3 | Active |
| US5335154A | Optical axis adjustment mechanism for a light source | Physics | 3 | Expired |
| US10354366B2 | Image processing device, image processing method, and recording medium | Physics | 2 | Active |
| US8885033B2 | Endoscope system | Electricity | 2 | Active |
| US8303493B2 | Light source device and endoscope apparatus using the same | Human Necessities | 2 | Active |
| US9526144B2 | Light source apparatus and endoscope apparatus | Electricity | 1 | Active |
| US8891865B2 | Image processing device, image processing method, and storage medium for performing a gradation correction operation in a color space | Electricity | 1 | Active |
| US9299131B2 | Noise reduction apparatus, noise reduction method, and computer-readable storage medium | Physics | 1 | Active |
| US11227371B2 | Image processing device, image processing method, and image processing program | Physics | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.