Hiroaki Yanagita
12Patents
4h-index
16Co-inventors
53Inventor score
Filing activity: Sep 24, 1990 → Mar 27, 2009
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7880377B2 | Quantum dot-dispersed light emitting device, and manufacturing method thereof | Emerging Cross-Sectional Technologies | 45 | Active |
| US6465105B1 | WDM optical filter and glass substrate for use in the WDM optical filter | Physics | 16 | Expired |
| US7015164B2 | Optical glass, glass material for press molding, optical element, and method of manufacturing same | Emerging Cross-Sectional Technologies | 4 | Expired |
| US7897976B2 | Light-emitting device of field-effect transistor type | Electricity | 4 | Expired |
| US5070506A | Halide laser glass and laser device utilizing the glass | Chemistry; Metallurgy | 4 | Expired |
| US5246892A | Faraday rotation glass | Chemistry; Metallurgy | 4 | Expired |
| US5764661A | Laser glasses and laser glass fibers | Emerging Cross-Sectional Technologies | 3 | Expired |
| US5856882A | Optical fibers and optical fiber amplifiers | Electricity | 3 | Expired |
| US8988775B2 | Polarizing element and process for producing polarizing element | Emerging Cross-Sectional Technologies | 0 | Active |
| US7355213B2 | Electrode material and semiconductor element | Emerging Cross-Sectional Technologies | 0 | Expired |
| US7612432B2 | P-type ZnS based semiconductor material having a low resistance due to its high copper content | Electricity | 0 | Expired |
| US8479539B2 | Optical glass, glass material for press molding, optical element, and method of manufacturing same | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.