Ikuo Ogawa
20Patents
8h-index
48Co-inventors
75Inventor score
Filing activity: Mar 9, 1987 → Jun 1, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5621837A | Opto-electronic hybrid integration platform, optical sub-module, opto-electronic hybrid integration circuit and process for fabricating platform | Electricity | 52 | Expired |
| US4721631A | Method of manufacturing thin-film electroluminescent display panel | Electricity | 47 | Expired |
| US6027254A | Opto-electronic hybrid integration platform, optical sub-module, opto-electronic hybrid integration circuit, and process for fabricating platform | Electricity | 39 | Expired |
| US5311169A | Method and apparatus for driving capacitive display device | Physics | 28 | Expired |
| USD680360S1 | Heater for chair | General | 24 | Active |
| US6164836A | Opto-electronic hybrid integration platform, optical sub-module, opto-electronic hybrid integration circuit, and process for fabricating platform | Electricity | 23 | Expired |
| US7397977B2 | Wave transmission medium and waveguide circuit | Physics | 14 | Expired |
| US5325107A | Method and apparatus for driving a display device | Physics | 9 | Expired |
| US9116317B2 | Planar lightwave circuit | Physics | 3 | Active |
| USD322603S | Electroluminescent display | General | 2 | Expired |
| US10310159B2 | Optical waveguide device | Physics | 2 | Active |
| US9002161B2 | Optical module | Emerging Cross-Sectional Technologies | 1 | Active |
| US8913889B2 | Optical module | Electricity | 1 | Active |
| US9116291B2 | Integrated optical module | Physics | 1 | Active |
| US8545111B2 | Optical module | Electricity | 1 | Active |
| US7580597B2 | Optical functional circuit | Physics | 1 | Expired |
| US9459417B2 | Planar lightwave circuit | Physics | 1 | Active |
| US9182559B2 | Light-receiving package for flat-plate mounting, and optical module | Physics | 0 | Active |
| US9560763B2 | Package for optical module | Electricity | 0 | Active |
| US9407371B2 | Optical multiplexer/demultiplexer | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.