Masato Okada
36Patents
4h-index
38Co-inventors
63Inventor score
Filing activity: Dec 7, 1984 → Oct 12, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5366859A | Radioimmunoassay method | Emerging Cross-Sectional Technologies | 17 | Expired |
| US4748053A | Method of forming a uniform resist film by selecting a duration of rotation | Emerging Cross-Sectional Technologies | 17 | Expired |
| US5020067A | Semiconductor laser device | Electricity | 9 | Expired |
| US5018158A | Semiconductor laser device | Electricity | 8 | Expired |
| US9005722B2 | Color material dispersion liquid, color resin composition for color filters, color filter, liquid crystal display device and organic light-emitting display device | Electricity | 4 | Active |
| US8860009B2 | Device comprising positive hole injection transport layer, method for producing the same and ink for forming positive hole injection transport layer | Emerging Cross-Sectional Technologies | 4 | Active |
| US9102872B2 | Device material for hole injection transport layer, ink for forming hole injection transport layer, device comprising hole injection transport layer, and method for producing the device | Electricity | 3 | Active |
| US5811242A | Marker and reagent for diabetes mellitus and diabetes mellitus complication | Emerging Cross-Sectional Technologies | 3 | Expired |
| US8471461B2 | Organic electroluminescent device and method for producing the same | Electricity | 2 | Active |
| US9391277B2 | Device comprising positive hole injection transport layer, method for producing the same and ink for forming positive hole injection transport layer | Electricity | 2 | Active |
| US9105859B2 | Device material for hole injection transport layer, ink for forming hole injection transport layer, device comprising hole injection transport layer, and method for producing the device | Electricity | 2 | Active |
| US5082770A | Method for quantitative determination of polyamines | Emerging Cross-Sectional Technologies | 2 | Expired |
| US9252381B2 | Organic electronic device and method for producing the same | Electricity | 1 | Active |
| US9266905B2 | Color material and method for producing the same | Physics | 1 | Active |
| US9130176B2 | Material for hole injection transport layers, ink for forming hole injection transport layers, device, and production methods thereof | Emerging Cross-Sectional Technologies | 1 | Active |
| US9376571B2 | Colorant dispersion liquid, method for producing colorant dispersion liquid, color resin composition for color filters, color filter, liquid crystal display device, and organic light-emitting display device | Physics | 1 | Active |
| US8785921B2 | Device comprising positive hole injection transport layer, method for producing the same and ink for forming positive hole injection transport layer | Emerging Cross-Sectional Technologies | 1 | Active |
| US9354367B2 | Color material dispersion liquid, color resin composition for color filters, color filter, liquid crystal display device, and organic light-emitting display device | Electricity | 1 | Active |
| US11518888B2 | Color material dispersion liquid, composition, film, optical filter and display device | Emerging Cross-Sectional Technologies | 1 | Active |
| US8778233B2 | Device comprising positive hole injection transport layer, method for producing the same and ink for forming positive hole injection transport layer | Emerging Cross-Sectional Technologies | 1 | Active |
| US9155159B2 | Light emitting device having quantum cut dots with a protecting material and prolonged drive lifetime and good color purity | Electricity | 0 | Active |
| US9708244B2 | Coloring material and method for producing the same | Textiles; Paper | 0 | Active |
| US7105258B2 | Charge transport monomer, charge transport material, and process for producing the same | Emerging Cross-Sectional Technologies | 0 | Expired |
| US11084934B2 | Color material dispersion liquid, color resin composition, color filter, liquid crystal display device, and light-emitting display device | Physics | 0 | Active |
| US10570287B2 | Non-aqueous dispersant, color material dispersion liquid for color filter, color filter, liquid crystal display device and organic light-emitting display device | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.