Hirohisa Ueda
30Patents
17h-index
27Co-inventors
81Inventor score
Filing activity: Mar 26, 1979 → Jun 25, 2004
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4617914A | End curving device for endoscope | Human Necessities | 1,026 | Expired |
| US4483326A | Curvature control mechanism in endoscopes | Human Necessities | 187 | Expired |
| US6142930A | Electronic endoscope having compact construction | Human Necessities | 131 | Expired |
| US7169104B2 | Magnetic anchor remote guidance system | Human Necessities | 108 | Expired |
| US4351323A | Curvable pipe assembly in endoscope | Human Necessities | 101 | Expired |
| US5394864A | Bendable portion of endoscope | Human Necessities | 81 | Expired |
| US6736664B2 | Piercing terminal and machine and method for crimping piercing terminal | Electricity | 65 | Expired |
| US4261343A | Endoscope | Human Necessities | 54 | Expired |
| US5891016A | Fluorescence endoscope having an exciting light filter and a fluorescence filter | Physics | 53 | Expired |
| US5588950A | Portable endoscope system | Physics | 43 | Expired |
| US4325362A | Endoscope | Human Necessities | 39 | Expired |
| US4497550A | Device for preventing the observing objective lens window of an endoscope from collecting moisture | Emerging Cross-Sectional Technologies | 34 | Expired |
| US6001058A | Portable endoscope system | Physics | 34 | Expired |
| US5746494A | Illuminating apparatus of endoscope | Physics | 27 | Expired |
| US5924978A | Portable endoscope system with a bayonet switching mechanism. | Human Necessities | 21 | Expired |
| US6769931B2 | Connector for connecting electric wire of added device with provided electric wire | Electricity | 19 | Expired |
| US6007485A | Portable endoscope | Physics | 18 | Expired |
| US5743848A | Portable endoscope system | Human Necessities | 17 | Expired |
| US7056142B2 | Locking structure for connector | Electricity | 15 | Expired |
| US6863558B2 | Paired electrical cable connector | Electricity | 14 | Expired |
| US6004264A | Portable endoscope system | Physics | 14 | Expired |
| US6827600B2 | Paired electrical cable connector | Electricity | 11 | Expired |
| US5078503A | Mechanism of eyepiece for endoscope | Physics | 9 | Expired |
| US6270454A | Portable endoscope system | Physics | 9 | Expired |
| US6033360A | Portable endoscope | Human Necessities | 8 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.