Hajime Ikeda
89Patents
8h-index
85Co-inventors
81Inventor score
Filing activity: Feb 6, 1975 → Nov 8, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4866616A | Information recording apparatus for vehicles | Physics | 83 | Expired |
| US6567145B1 | Liquid crystal display device having conductive lines formed with amorphous oxide conductive layer on metal layer and method of fabrication thereof | Physics | 31 | Expired |
| US10535688B2 | Imaging device and imaging system | Electricity | 19 | Active |
| US4858133A | Drive management system | Physics | 17 | Expired |
| US10805563B2 | Solid state imaging device having a charge draining mechanism | Electricity | 12 | Active |
| US11056520B2 | Imaging device and imaging system | Electricity | 9 | Active |
| US7642179B2 | Semiconductor substrate and manufacturing method for the same | Electricity | 9 | Active |
| US10468439B2 | Photoelectric conversion device, ranging apparatus, and information processing system | Emerging Cross-Sectional Technologies | 8 | Active |
| US10453879B2 | Solid-state imaging device, imaging system, and movable object | Performing Operations; Transporting | 7 | Active |
| USD800890S1 | Propeller fan | General | 7 | Active |
| US11056519B2 | Photoelectric conversion device, imaging system, and mobile apparatus | Electricity | 6 | Active |
| US10536653B2 | Solid-state imaging device and imaging system with a plurality of electrodes sequentially becoming a lowest potential relative to charges of the plurality of electrodes | Electricity | 6 | Active |
| US7514242B2 | Process for producing dipeptides | Emerging Cross-Sectional Technologies | 5 | Expired |
| US10818715B2 | Solid state imaging device and manufacturing method thereof | Emerging Cross-Sectional Technologies | 5 | Active |
| US4933789A | Cassette type magnetic reading/reproducing apparatus | Physics | 5 | Expired |
| US8482646B2 | Image sensing device and camera | Electricity | 5 | Active |
| USD803378S1 | Propeller fan | General | 5 | Active |
| US8670059B2 | Photoelectric conversion device having an n-type buried layer, and camera | Electricity | 4 | Active |
| US7186532B2 | Process for producing D-serine | Chemistry; Metallurgy | 4 | Expired |
| US10991541B2 | Detector for detecting incident electron beam | Electricity | 4 | Active |
| US3947294A | Method for temper rolling of a thin-gauge steel strip | Performing Operations; Transporting | 3 | Expired |
| US10767656B2 | Axial flow fan and air-conditioning apparatus having axial flow fan | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US10592150B2 | Storage apparatus | Physics | 2 | Active |
| US6512270B2 | Thin film transistor substrate and process for producing the same | Electricity | 2 | Expired |
| US10283651B2 | Photodetection device and system having avalanche amplification | Emerging Cross-Sectional Technologies | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.