Tetsuya Yamamoto
484Patents
32h-index
495Co-inventors
93Inventor score
Filing activity: Dec 6, 1985 → Jun 12, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6071233A | Endoscope | Human Necessities | 1,851 | Expired |
| US7530985B2 | Endoscopic suturing system | Human Necessities | 1,478 | Expired |
| US6755843B2 | Endoscopic suturing device | Human Necessities | 1,424 | Expired |
| US5662666A | Ligative suturer | Human Necessities | 506 | Expired |
| US6059719A | Endoscope system | Human Necessities | 505 | Expired |
| US6719763B2 | Endoscopic suturing device | Human Necessities | 319 | Expired |
| US7223271B2 | Apparatus for ligating living tissues | Human Necessities | 256 | Expired |
| US5575285A | Apparatus for measuring oxygen saturation | Human Necessities | 214 | Expired |
| US7144401B2 | Suturing device for endoscope | Human Necessities | 210 | Expired |
| US7180265B2 | Charging device with an induction coil | Electricity | 139 | Expired |
| US6988987B2 | Guide tube | Human Necessities | 138 | Expired |
| US7575548B2 | Endoscopic treatment instrument, endoscopic treatment system and supporting adaptor | Human Necessities | 103 | Active |
| US7881097B2 | Storage element and memory | Emerging Cross-Sectional Technologies | 101 | Active |
| US7344545B2 | Endoscopic suturing system | Human Necessities | 89 | Expired |
| US7660153B2 | Memory device and memory | Physics | 79 | Active |
| US7175636B2 | Endoscopic suturing instrument | Human Necessities | 77 | Expired |
| US5726869A | Synchronous rectifier type DC-to-DC converter in which a saturable inductive device is connected in series with a secondary-side switching device | Emerging Cross-Sectional Technologies | 75 | Expired |
| US6126718A | Method of producing a reduced metal, and traveling hearth furnace for producing same | Emerging Cross-Sectional Technologies | 73 | Expired |
| US7618425B2 | Endoscopic suturing system | Human Necessities | 63 | Expired |
| US6179923A | Deposition apparatus for an organic thin-film light-emitting element | Chemistry; Metallurgy | 59 | Expired |
| US8016840B2 | Endoscopic suturing system | Human Necessities | 59 | Active |
| US5728770A | Surface treatment composition and surface-treated resin molding | Emerging Cross-Sectional Technologies | 54 | Expired |
| US8021376B2 | Endoscopic suturing system | Human Necessities | 52 | Active |
| US7026671B2 | Magnetoresistive effect element, magnetic memory device and manufacturing method of magnetoresistive effect element and magnetic memory device | Emerging Cross-Sectional Technologies | 47 | Expired |
| US4954897A | Electronic still camera system with automatic gain control of image signal amplifier before image signal recording | Electricity | 46 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.