Yuichiro Itai
36Patents
6h-index
26Co-inventors
65Inventor score
Filing activity: Aug 31, 2001 → Jul 14, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8188480B2 | Thin film field effect transistor and display | Electricity | 552 | Active |
| US7994579B2 | Thin film field-effect transistor and display using the same | Electricity | 33 | Active |
| US7449832B2 | Organic electroluminescence device and organic electroluminescence display | Emerging Cross-Sectional Technologies | 9 | Active |
| US7045953B2 | Organic electroluminescence device with carrier transport multilayered body and organic electroluminescence display | Electricity | 7 | Expired |
| US8030845B2 | Organic electroluminescence device and method for manufacturing the same | Electricity | 7 | Active |
| US7233105B2 | Organic electroluminescent display device having plural carrier transportation layers | Electricity | 6 | Expired |
| US8017254B2 | Organic electroluminescence device | Emerging Cross-Sectional Technologies | 6 | Active |
| US7871711B2 | Organic electroluminescent element and organic electroluminescent display | Emerging Cross-Sectional Technologies | 6 | Active |
| US7968904B2 | Organic electroluminescence device | Electricity | 5 | Active |
| US7193361B2 | Organic electroluminescence device and organic electroluminescence display | Emerging Cross-Sectional Technologies | 3 | Expired |
| US7935433B2 | Organic EL element, organic EL display apparatus, method for manufacturing organic EL element, and apparatus for manufacturing organic EL element | Electricity | 3 | Active |
| US6511716B1 | Method of surface treatment for recording medium | Physics | 3 | Expired |
| US10641927B2 | Optical thin film, optical element, optical system, and method for producing optical thin film | Physics | 2 | Active |
| US9000421B2 | Organic electroluminescent element, materials for organic electroluminescent element, and light emitting device, display device, or illumination device, each using the element, and compounds used in the element | Electricity | 2 | Active |
| US9373818B2 | Organic electroluminescent element | Electricity | 1 | Active |
| US7250227B2 | Organic electroluminescent element, material for positive hole injecting layer, and organic electroluminescent display | Emerging Cross-Sectional Technologies | 1 | Expired |
| US6878398B2 | Method of manufacturing magnetic recording medium and the magnetic recording medium | Physics | 1 | Expired |
| US11171293B2 | Organic electroluminescent element, material for organic electroluminescent element, light emitting device, display device and lighting device each using said element, and compound used for said element | Electricity | 0 | Active |
| US11747520B2 | Optical thin film having metal layer containing silver and high standard electrode potential metal | Physics | 0 | Active |
| US10608119B2 | Method of manufacturing film using alignment material | Electricity | 0 | Active |
| US6468600B1 | Method of texturing surface of substrate for recording medium | Physics | 0 | Expired |
| US10549311B2 | Manufacturing device of organic semiconductor film | Electricity | 0 | Active |
| US10927446B2 | Method for producing transparent optical film and method for producing transparent multilayer film | Physics | 0 | Active |
| US9306176B2 | Organic electroluminescent device; a charge transporting material for the organic electroluminescent device; and a luminescent device, a display device and a lighting system using the organic electroluminescent device | Electricity | 0 | Active |
| US9887371B2 | Organic electroluminescent device; a charge transporting material for the organic electroluminescent device; and a luminescent device, a display device and a lighting system using the organic electroluminescent device | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.